454 Answered Questions for the topic Precalculus Homework
The length of a rectangle is 3 meters less than twice the width. If the area of the rectangle is 665 square meters, find the dimensions.
Driving across a flat area.The angle of elevation to the peak is 4 degrees.13 miles closer to the mountain, the angle of elevation is 10 degrees. How tall?
Find the equation in standard form of the circle with points (2,3), (3,4), (-1,2)
Find the height of the pole
What is 2+3i / 6+i simplified?
Can I get help on this question please?
A dietician works in a hospital and prepares meals under the guidance of a physician. Suppose that for a particular patient, a physician prescribes a meal to h
Given sin x= -4/5 and x is in quadrant 3, what is the value of tan x/2?
Find a polynomial function of lowest degree with rational coefficients that has 3-i, and √7 as some of its zeros
Find the exact value of sin 2θ, cos 2θ, and tan 2θ and the quadrant in which 2θ lies. Cos θ=-20/29, θ is in quadrant III?
Given the function value and the quadrant restirction, find θ?
Wind resistance is jointly proportional to velocity and surface area of the object.
Suppose z varies directly with x and inversely with the square of y . If z = 6 when x=2 and y=4 , what is z when x = 10 and y=6 ?
S varies directly as p and q. If p = 5 and q= 7 then S= 280
A varies inversely with the square of r r and when r = 6 , A = 8 . Find r when A = 32
y varies directly with the square of x and when x = 5 , y = 100 . Find x when y = 196
C varies inversely with the square root of L and when L = 16 , C = 10. C=
C varies inversely with the square of L and when L=3 , C = 9. C=
h varies directly with the square of d and when d=4 , h = 208 h=
Need help finding the missing values and how to solve.
The roots of x^3+6x^2+4x+2=0 are r, s, and t. For what order triple of integers (a,b,c) are 2r, 2s, and 2t the roots of x^3+ax^2+bx+c=0?