Answers edited by Nallasivam V
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What quadrant is the coordinate (0,4) in?
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What is the equation of the line normal to #f(x)= sqrt(3x^3-2x) # at #x=2#?
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How do you graph the parabola #y= (x + 3)^2 - 2# using vertex, intercepts and additional points?
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How do you identity if the equation #(x-1)^2-9(y-4)^2=36# is a parabola, circle, ellipse, or hyperbola and how do you graph it?
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How to complete the missing cells in the filing table?
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What are the global and local extrema of #f(x)=x^3-x^2-x# ?
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How do you multiply #(2x y ^ { - 2} ) ( 3x ^ { 2} y ^ { - 3} ) ^ { - 2}#?
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How do you solve #7x - 4= 4( x + 1) + 3x - 8#?
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Segment #ST# has endpoints of #S(-2, 4)# and #T(-6, 0)#. What is the midpoint of segment #ST#?
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How do you find the x intercepts and vertex of #y=x^2-2x-4#?
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What is the equation of the normal line of #f(x)=2x^4+4x^3-2x^2-3x+3# at #x=-1#?
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How do you find the focus and directrix of #-2y^2=4x#?
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How do you find the equation of the tangent and normal line to the curve
#y=x^2# at x=-3?
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What is the vertex of #y=-2(x+3)^2+12x+4 #?
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Which demand is elastic and which demand is inelastic? with the price-demand equation of 0.02x+p=60. (algebraically)
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How do you find #(dy)/(dx)# given #4x^2+3xy^2-6x^2y=y^3#?
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How do you find the y intercept, axis of symmetry and the vertex to graph the function #f(x)=3x^2+6x-1#?
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How do you find slope and y-intercept of #y=-3#?
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How do you solve the system of equations by graphing and then classify the system as consistent or inconsistent #y = -5x + 8# and #5x + y = -6#?
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How do you find the vertex and the intercepts for #f(x) = 3 x^2 − 14 x − 24#?
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What is the equation of a parabola satisfying the given information?
Focus (8, 4), directrix x= -9
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What is the quotient of 18 and -3?
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How do you add #\frac { 5} { 9a } + \frac { 7} { 2a } + \frac { 6} { a }#?
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How do you find the points where the graph of the function #y=2x^3# has horizontal tangents and what is the equation?
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Question #d59b8
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The mean length of 6 rods is 44.2 cm. The mean length of 5 of them is 46 cm. How long is the sixth rod?
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Question #41bb8
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What are the x and y intercepts of the line described by this equation 2x+4y=12.4?
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Question #4694f
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A company can sell 5000 chocolate bars a month at $0.50 each. If they raise the price to $0.70, sales drop to 4000 bars per month. The company has fixed costs of $1000 per month and $0.25 for manufacturing each bar. What price will maximize the profit?
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How do you use the matrix method to solve the system of equations #5x+3y = 3# and #2x-6y=30#?
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A survey revealed that 44% of people are entertained by reading books, 46% are entertained by watching TV, and 10% are entertained by both books and TV. What is the probability that a person will be entertained by either books or TV?
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How do you find the equation of the ellipse that passes through points (6,4) and (-8,3) ?
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How do you write an equation of the horizontal line passing through the point (-1, -8)?
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How do you find the intercept and vertex of #y=(-x-1)(x+7)#?
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a) How to draw the implied stair-case demand and supply curves?
b) If the equilibrium price is $6 per driveway how many households would like their driveways shovelled and how many teenagers will be willing to shovel driveways?
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We throw a dice 10 times. What's the probability of getting all the six different results?
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How do you simplify #7434.3\div 3#?
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The class average on a math test was 75.5 and the standard deviation was 4.2. What is the z-score for a test score of 81?
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How do you find the intercept and vertex of #f(x)= -4x^2 + 4x + 4#?
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How do you find the vertex, focus and directrix of # y^2 = 4(x+3y)#?
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The axis of symmetry for the function #f(x) = -x^2-10x+16# is #x=-5#. What are the coordinates of the vertex of the graph?
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Question #65cb3
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What would cause the aggregate demand curve shift upward?
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A monopolist faces a demand curve P = 70 - 1Q, with marginal revenue MR = 70 - 2Q, and MC = 20. Price is expressed in dollars.?
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Given that 9y^2+25y^2=225,find the covertices and vertices,foci and length of the latus rectum?
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How do you find a parabola with equation #y=ax^2+bx+c# that has slope 4 at x=1, slope -8 at x=-1 and passes through (2,15)?
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Is #f(x)=(x^3-9x^2+12x+2)/(x+1)# increasing or decreasing at #x=0#?
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How do you solve the system #2x^2+2y^2=15# and #x+2y=6#?
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How do you graph the line given (2,2) with m=3?
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How do you find the slope of the tangent line to the graph of the function #h(t)=t^2+3# at (-2,7)?
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Tickets numbered 1 through 20 are in a bag. What's the probability of picking a number that is a multiple of either 3 or 5?
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A study of one thousand teens found that the number of hours they spend on social networking sites each week normally distributed with a mean of 15 hours. The population standard deviation is 2 hours. What is the 95% confidence interval for the mean?
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A jar contains 125 marbles. Given 6% of the marbles are green, 6% of the marbles are blue, and the rest are red, how many red marbles are in the jar?
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How do you use the first and second derivatives to sketch #f(x)= x^4 - 2x^2 +3#?
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How do you graph, label the vertex, axis of symmetry and x intercepts of #y=(3x-1)(x-3)#?
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What is the axis of symmetry and vertex for the graph #y = x^2 – 4x + 2#?
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a) How to calculate the missing numbers in the chart ?
b) How to plot the TFC, TVC, and TC curves in one diagram and the AFC, AVC, ATC, and MC in another diagram?
c) What is the relationship between total costs and output?
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A dishwasher can wash 14 plates per minute. Another dishwasher can wash 10 plates per minute. How many minutes will the two machines working together need to wash 1,560 plates?
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How do you find the maximum, minimum and inflection points and concavity for the function #f(x) = (4x)/(x^2+4)#?
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A box contains 11 marbles, 7 red, and 4 green. Five of these marbles are removed at random. If the probability of drawing a green marble is now 0.5, how many red marbles were removed?
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How do you find the slope and intercept of # y=-6x- 7#?
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How do you solve #5( z + 2) = 25#?
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Is #f(x) =(x+1)^3+3x^2+4x-3# concave or convex at #x=-1#?
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How do you find the gradient of the curve #y=(3x-9)/(2x^2)# at the point where the curve crosses the #x#-axis?
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Question #4f507
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Suppose the demand and supply equations for wheat per year in a country
can be specified as follows ? :
Q (D) = 500 – 2P
Q(S) = – 100 + 4P
P is the price in dollars per thousand bushels and Q is the quantity of wheat in thousands of bushels.
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A distance is covered in #2# hours travelling at #60kmph#. What will be the time taken if the same distance is covered at #50kmph#?
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What is the vertex form of the equation of the parabola with a focus at (31,24) and a directrix of #y=23 #?
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What are the points of intersection of #y=-2x^2-5x+3# and #y=-2x+3#?
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How do you write an equation of the horizontal line passing through the point (-1, -8)?
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Question #a11bb
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How do you find the equation of the parabola that has its vertex at #(-2,5)# and #y#-intercept #9#?