Use algebraic and/or graphical methods to solve the inequality.(x + 10)(x2 - 49) > 0
A. x < 7 or 7 < x < 10
B. x < -7 or x > 7
C. -10 < x < -7 or x > 7
D. -10 < x < 7
Answer: C
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Solve the problem.What is the largest possible volume of an open metal box made from 75 ft2 of tin? Ignore the thickness of the tin.
A. 31.2 ft3 B. 125.0 ft3 C. 62.5 ft3 D. 12.5 ft3
Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 69.5° and a = 12 m.
Fill in the blank(s) with the appropriate word(s).
Divide and simplify.
÷ 
A. 
B. 1
C. 
D. - 
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 + 71
Give your answers in exact form.
A. x-intercepts: -18 - 
and -18 + 
; y-intercept: -71
B. x-intercepts: 9 + 
; y-intercept: -71
C. x-intercepts: 9 - 
and 9 + 
; y-intercept: 71
D. x-intercepts: -9 - 
and -9 + 
; y-intercept: 71