Solve the equation.
= -2
A. x = - 
B. No solution
C. x = 14
D. x = - 
Answer: D
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Use =, <, or > to write a true statement.
A. = B. < C. >
Solve the equation. Give the exact solution or solutions.log4(x + 7) + log4(x - 7) = 3
A. {
}
B. {113}
C. 
D. {
}
Solve.The perimeter of a school's rectangular field is 666 feet. The length of the field is twice the width. The principal decides to cut down some trees and increase the length of the field by 70 feet and the width by 20 feet. How much larger will the area of the new field be compared to the area of the old field?
A. 24,642 square feet B. 13,610 square feet C. 38,252 square feet D. 846 square feet
Find a rectangular equation for the plane curve defined by the parametric equations.x = t3 + 1, y = t3 - 1; -2 ? t ? 2
A. y = x3; for x in -3 ? x ? 1 B. y = x - 2; for x in -7 ? x ? 9 C. y = - x - 2; for x in -7 ? x ? 9 D. y = - x2; for x in -4 ? x ? 4