Answers created by Annie
- Back to user's profile
-
How do you write #4.8times10^-3# in standard form?
-
How do you find #f(g(h(2)))# given #f(x)=2x-1# and #g(x)=3x# and #h(x)=x^2+1#?
-
The diameter of a sphere is 12 inches. What is the volume of the sphere to the nearest cubic inch?
-
What is the equation of the normal line of #f(x)=x^3 + 3x^2 + 7x - 1 # at #x=-1 #?
-
How do you find the slope and intercept of #-4x + 5y = 20#?
-
Two circles have the following equations #(x +3 )^2+(y -6 )^2= 64 # and #(x +7 )^2+(y -3 )^2= 4 #. Does one circle contain the other? If not, what is the greatest possible distance between a point on one circle and another point on the other?
-
What is the next number in the pattern: -405, -135,-45, 15?
-
How do you find the asymptote of #f(x) = x^2/ (sqrt(x^2 - 9))#?
-
How do you find the asymptotes for #y= (14x)/(x^4 +1)^(1/4)#?
-
How do you evaluate #sec(tan^-1(8))# without a calculator?
-
How do you simplify #(3x^-4)/(15y)# and write it using only positive exponents?
-
How do you find the value of #sin(tan^-1 (7/24))#?
-
How do you simplify #(x^3-2x^2-25x+50)/(x^3+5x^2-4x-20)#?
-
How do you find the equation for the circle if the equation of two diameters are 2x+y=6 and 3x+2y=4 and radius is 9?
-
How do you write an equation of a line through (-3,1) and perpendicular to y= -3x+7?
-
Two circles have the following equations: #(x +3 )^2+(y -5 )^2= 64 # and #(x -2 )^2+(y +4 )^2= 81 #. Does one circle contain the other? If not, what is the greatest possible distance between a point on one circle and another point on the other?
-
How do you identify all asymptotes or holes for #g(x)=(x+3)+5/(x+2)#?
-
How do you identify all asymptotes or holes and intercepts for #f(x)=(2x-3)/(3x+1)#?
-
How many solutions does the equation # 6x^2 -2x = -9# have?
-
Circle A has a center at #(5 ,1 )# and an area of #16 pi#. Circle B has a center at #(2 ,8 )# and an area of #67 pi#. Do the circles overlap?
-
How do you find the equation of the line tangent to the graph of #f(x)=x^4# at x=-1?
-
How do you simplify #1 div 0.2#?
-
How do you find the asymptotes for #(x^4 - 2x + 3) / (6 - 5x^3)#?
-
How do you find the asymptotes for #g(x)= (7+x)/(x^2(3-x))#?
-
How do you solve #2cos(2x+80)=1# for #0<=x<=pi#?
-
A line passes through #(9 ,5 )# and #(2 ,8 )#. A second line passes through #(7 ,3 )#. What is one other point that the second line may pass through if it is parallel to the first line?
-
Is it possible to factor #y=9x^2-48x+64#? If so, what are the factors?
-
How do you combine #(2x-1)/(x-2)+(x-5)/(x-2)#?
-
How do you perform the operation and write the result in standard form given #-(1/2+5/2i)+(5/3+11/3i)#?
-
How do you simplify the expression #tan^2t/(1-sec^2t)#?
-
How do you solve #x^2-3x = 28#?
-
How do you find the derivative of #ln(x+1/x)#?
-
The average of Molly's 5 quiz scores is 9.0. If her highest test score is dropped, her average is lowered to 8.5. What was her highest test score?
-
How do you solve #(3x+6)/(x^2-4)=(x+1)/(x-2)#?
-
How do you factor #(x+y)^2-4x-4y+4#?
-
What is the axis of symmetry and vertex for the graph #y = 3x^2 - 7x - 8#?
-
How do you simplify #(3x^2+x-2)/(x^2+3x+2)div (2x)/(x+2)#?
-
A desk is on sale for $323, which is 24% less than the regular price. What is the regular price?
-
How do you convert 56/64 into a percent and decimal?
-
Regarding the factor and remainder theorem?
-
How do you simplify #(x^3)^4#?
-
Circles A and B have the following equations #(x -4 )^2+(y -8 )^2= 25 # and #(x -2 )^2+(y -7 )^2= 49 #. What is the greatest possible distance between a point on circle A and another point on circle B?
-
How do you simplify #tan x / (1-cos^2 x)#?
-
How do you write the equation for a circle touching y-axis and passing though the points (1,5), (8,12)?
-
How do you solve #2x+3y=3# and #4x+6y=6 #?
-
Sue's average for 9 games of bowling is 108. What is the lowest score she can receive for the tenth game to have a mean of 110?
-
Is x-5 a factor of #x^3+6x^2-7x-60#?
-
How do you evaluate #tan(tan^-1(135))#?
-
How do you find the first and second derivatives of #((3x^2-x+1)/(x^2))# using the quotient rule?
-
How do you simplify #root3(16)*root3(4)#?
-
How do you differentiate #f(x)=x^2cosx# using the product rule?
-
Circle A has a center at #(5 ,2 )# and a radius of #8 #. Circle B has a center at #(3 ,-2 )# and a radius of #6 #. Do the circles overlap? If not, what is the smallest distance between them?
-
How do you find the exact value of #cos^-1(1/2)#?
-
How do you write the expression of the phrase "8 minus the product of 9 and #r#"?
-
How do you evaluate the definite integral #int1/(x^2sqrtx)# from #[1,4]#?
-
A circle has a center that falls on the line #y = 2/3x +1 # and passes through #(5 ,2 )# and #(3 ,2 )#. What is the equation of the circle?
-
How do you simplify #(4-2i)(2-i)#?
-
How do you simplify the expression #(secx-1)(secx+1)#?
-
How do you solve the system of equations #-6x-7y = 12# and #6x + 10y = 6#?
-
A parallelogram has sides A, B, C, and D. Sides A and B have a length of #1 # and sides C and D have a length of # 5 #. If the angle between sides A and C is #(5 pi)/12 #, what is the area of the parallelogram?
-
A circle is inscribed in a square, which means that each side of the square touches the circle at exactly one point. If the area of the circle is 144pi, what is the length of the diagonal?
-
How do you solve #7^(2-10r)+1=46#?
-
A triangle has sides A, B, and C. Sides A and B have lengths of 8 and 6, respectively. The angle between A and C is #(7pi)/24# and the angle between B and C is # (13pi)/24#. What is the area of the triangle?
-
How do you multiply #(3i)(-2+6i)#?
-
How do you evaluate #sec^-1(-2/sqrt3)#?
-
How do you find the slope perpendicular to y = -3x + 9?