Answers edited by Zor Shekhtman
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How can I calculate the vertex of a parabola?
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How do you derive the formula for a triangle?
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If a wholesaler sells to 500 stores and one store shows a 50% uptick in sales, how can the wholesaler determine if this uptick is significant or if it is expected for a few stores to randomly see an uptick of 50%?
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Is this equation #-12x = 6y# a direct variation and if so, what is the constant?
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An airplane is flying on a compass heading(bearing) of 340 degrees art 325 mph. A wind is blowing with the bearing 320 degrees at 40 mph, how do you find the component form of the velocity of the airplane?
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What is the formula for finding the area of a quadrilateral?
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How do you divide #( 4i+1) / (6i +5 )# in trigonometric form?
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A card is drawn from a standard deck. A second card is drawn, without replacing the first card.
What is the probability that the first card is red and the second card is black?
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How do you simplify #(2i)^(1/2)#?
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How do you graph #f (x) = (24x – 156) /( 36 – x^2)#?
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How do you find the area of a parallelogram with vertices?
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Question #6db4b
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How do you factor #6x^3+1#?
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How do you graph #y=(cos2x)/2#?
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How do you graph #(x^2+3x-4)/x#?
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How do you find the solution of the system of equations #8x^2 + 5y =100# and #6x^2 -x -3y =5#?
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How do you solve #log_(4) (x^2 - 4) - log_(4) (x + 2) = 2#?
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How do you find the zeroes of #f (x) =5x^4 − 2x^2 − 3#?
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How do you solve #4< -z -4 < 11#?
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What is the area of a hexagon with 4 cm long sides?
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What is the way to write geometry proofs?
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How do you bisect an obtuse angle?
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What are some examples of dilation?
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How do you convert from vertex form to intercept form of #y-4=-(x-4)^2#?
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Suppose that U has a uniform distribution on [0, 1] and that, conditional on U = u, the distribution of V is uniform on [0, u]. What is the probability density function of V?
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Question #94a03
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A projectile is shot at a velocity of #6 m/s# and an angle of #pi/12 #. What is the projectile's maximum height?
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What is the Einstein's Box of Light ?
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How do you graph the system #y >= - 2x - 3# and #3x - y > 2#?
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How do you find the discriminant and how many and what type of solutions does #x^2+3x+7=0# have?
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What are Rational Numbers?
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At noon, aircraft carrier Alpha is 100 kilometers due east of destroyer Beta. Alpha is sailing due west at 12 kilometers per hour. Beta is sailing south at 10 kilometers per hour. In how many hours will the distance between the ships be at a minimum?
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How do you find the domain and range of #f(x) = 2 / (1 - x²)#?
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Question #5f4f1
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A triangle with angle A 15 degrees, and sides AB=AC=10cm, how do you find the all the angles and sides of the triangle?
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Is the equation #A=21000(1-.12)^t# a model of exponential growth or exponential decay, and what is the rate (percent) of change per time period?
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What is the Binomial Expansion of #(d+3)^7#?
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How do you solve the equation on the interval [0,2pi) for #sinx = cos2x#?
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How do you locate the center of a dilation?
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How do you graph and solve #abs(x+1)<=11#?
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A chord with a length of #12 # runs from #pi/12 # to #pi/6 # radians on a circle. What is the area of the circle?
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Objects A and B are at the origin. If object A moves to #(-3 ,1 )# and object B moves to #(-6 ,3 )# over #3 s#, what is the relative velocity of object B from the perspective of object A? Assume that all units are denominated in meters.
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How do you factor #5x^3 + 40y^6#?
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How do you find the period of # f(x) = 3sin (x/2 + pi)#?
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How do you convert #3y= 2x-2 # into a polar equation?
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How do you calculate the scale factor of a dilation?
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A composite geometry is made up of cube and a square pyramid frustum. The slanted side AK stretch a side lengths of 5.62 forming an isosceles triangle. Calculate the volume, surface area and sketch the net of the surface area?
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How do you simplify #sqrt(18)/sqrt(x^3)#?
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Question #5f4f1
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We have a half cylinder roof of radius #r# and height #r# mounted on top of four rectangular walls of height #h#. We have #200π# #m^2# of plastic sheet to be used in the construction of this structure. What is the value of #r# that allows maximum volume?
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How do you divide #(3.0 x 10^4)/ (7 x 10^-7) #?
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How do you calculate amplitude and period of #y = -0.3 cos (2x)#?
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Question #b22b0
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What does exponential decay look like?
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How do you work backwards when solving word problems?
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How do you solve multi step equations with variables on both sides?
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How do you simplify #sqrt(-32) - sqrt(-8)#?
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Rachel and Kyle both collect geodes. Rachel has 3 less than twice the number of geodes Kyle has. Kyle has 6 fewer geodes than Rachel.How do you write a system of equations to represent this situation and solve?
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How do you find the domain and range of #y = (x - 3)/( x^2 - 4)#?
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How can electric charges be produced by rubbing?
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At the Holiday Valley Ski Resort, skis cost $16 to rent and snowboards cost $19. If 28 peopie rented on a certain day and the resort brought in $478, how many skis and snowboards were rented?
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We have a circle with an inscribed square with an inscribed circle with an inscribed equilateral triangle. The diameter of the outer circle is 8 feet. The triangle material cost $104.95 a square foot. What is the cost of the triangular center?
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How do you evaluate # e^( (3 pi)/2 i) - e^( (4 pi)/3 i)# using trigonometric functions?
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Question #e59b8
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Question #a2865
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Question #f7631
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How do you write an equation in standard form for a line passing through (–4, 2) and is parallel to y = –x + 6?
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If two angles are supplementary, then they are a linear pair of angles. Is this true or false?
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How do you solve #-abs(x+1)=-2#?
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Out of 7 lottery tickets 3 are prize-winning tickets. If someone buys 4 tickets what is the probability of winning at least two prizes?
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Question #9b866
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How do you solve #sqrt(3x+1) = x-1# and find any extraneous solutions?
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How do you find the first term and common difference that has a sum of its first 10 terms equal to 250 and whose 6th term is 32?
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