Solve the problem.Find the dimensions of a rectangle whose perimeter is 30 meters and whose area is 54 square meters.
A. 6 m by 9 m
B. 5 m by 10 m
C. 5 m by 8 m
D. 7 m by 8 m
Answer: A
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Solve the following equation for Z: Z(Z + 8) = 80
a. ÚÄÄÄÄÄÄÄÄÄ û8(10 - Z) b. 80 - 8Z c. 80 - Z
First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = x2 + 18x + 66
Give your answers in exact form.
A. x-intercepts: 9 + 
; y-intercept: -66
B. x-intercepts: -9 - 
and -9 + 
; y-intercept: 66
C. x-intercepts: -18 - 
and -18 + 
; y-intercept: -66
D. x-intercepts: 9 - 
and 9 + 
; y-intercept: 66
Express the statement as an equation involving the indicated variables.The surface area S of a cube is 6 times the square of the length x of a side.
A. S = x2 B. S = 6x2 C. S = 6x D. S = 6 + x2
Solve.|x2 - 13x| = 30
A. {-15, -10, -3, 2} B. {0, 3, 10} C. {0, -2, 15} D. {-2, 3, 10, 15}