2,195 Answered Questions for the topic Pre Calculus

Pre Calculus Math Calculus Precalculus

05/08/20

Really need someone's help with calculus

The slope field for a differential equation is shown in the figure. Determine the general solution of this equation.Options: 1)  y=Cx2 2)  x=Cy2 3)  y2 - x2 = C2 4)  x2 + y2 = C2
Pre Calculus Math Calculus Precalculus

05/08/20

Really really need assistance and help. Thank you in advance..

R is the first quadrant region enclosed by the x-axis, the curve y = 2x + a, and the line x = a, where a > 0. Find the value of a so that the area of the region R is 18 square units.... more
Pre Calculus Math Calculus Precalculus

05/08/20

Please help me out. Thank you

A rock is thrown upward with a speed of 48 feet per second from the edge of a cliff 400 feet above the ground. What is the speed of the rock when it hits the ground? Use acceleration due to gravity... more

05/08/20

Please help me out. Thank you

Write the integral in one variable to find the volume of the solid obtained by rotating the first-quadrant region bounded by y = 0.5x2 and y = x about the line x = 3
Pre Calculus Math Calculus Precalculus

05/08/20

I really need help with math homework. Please and thank you!

Find the domain for the particular solution to the differential equation , with initial condition y(2) = 2.Options: 1)  x > -2 2)  3)  [-4, 4] 4)  All real numbers
Pre Calculus Math Calculus Precalculus

05/08/20

I really need help with math homework. Please and thank you!

The base of a solid is bounded by the curve , the x-axis and the line x = 2. The cross sections, taken perpendicular to the x-axis, are squares. Find the volume of the... more
Pre Calculus Math Calculus Precalculus

05/08/20

I really need help with math homework. Please and thank you!

R is the first quadrant region enclosed by the x-axis, the curve y = 2x + a, and the line x = a, where a > 0. Find the value of a so that the area of the region R is 18 square units. Question 7... more
Pre Calculus Precalculus Pre Calculus

05/08/20

By the Remainder Theorem, what can be said about the polynomial function s(x) if s(−1)=7 ?

The remainder must be _________when s(x) is divided by_________.

05/08/20

Precalc question?

Nadia is a robot that can continuously adjust the length of its hair so that its length is a sinusoidal function of time. At its shortest, it's 6 cm long. At its longest, it's 24 cm long. Today,... more
Pre Calculus Math Calculus Precalculus

05/07/20

Please help me out with my math homework, thank you!

Show that f(x) = x2 and g(x) = 1000x2 grow at the same rate.
Pre Calculus Math Calculus Precalculus

05/07/20

Please help me out with my math homework, thank you!

A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of... more
Pre Calculus Math Calculus Precalculus

05/07/20

Please help me out with my math homework, thank you!

The figure below shows the graph of f ', the derivative of the function f, on the closed interval from x = -2 to x = 6. The graph of the derivative has horizontal tangent lines at x = 2 and x =... more
Pre Calculus Math Calculus Precalculus

05/07/20

Vectors Problem - Find a unit vector perpendicular to a=(0,-2,1) and b=(8,-3,-1). Also Find the projection of vector a onto vector b. Please include steps.

There are small arrows pointing right on top of a and b (format won't let me add)
Pre Calculus Math Calculus Precalculus

05/07/20

Vectors Problem - Suppose u has magnitude 5, and v has magnitude 8, and the angle between the two vectors is 105 degrees. Find u • v. Please include steps.

there are small arrows pointing right on top of u and v (format won't let me add)

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