Solve the problem.The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is 4 units long. Express the area A of the rectangle in terms of x.
A. A(x) = x(2 - x)
B. A(x) = 2x(x - 2)
C. A(x) = 2x(2 - x)
D. A(x) = 2x2
Answer: C
Mathematics
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Solve.
- 
= 
A. 
B. 
C. - 
D. 6
Mathematics
Remove or add parentheses as indicated.Place parentheses to make the equation 
true.
A. (a + b) ? a + b = a2 + 2ab + b2 B. a + b ? (a + b) = a2 + 2ab + b2 C. (a + b) ? (a + b) = a2 + 2ab + b2 D. None needed.
Mathematics
Determine whether the statement is true or false.If a function f has an inverse and f(1) = -3, then f-1(-3) = 1.
A. True B. False
Mathematics
Rationalize the numerator and simplify.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics