Use substitution to factor the polynomial.25z4 + 5z2 - 6
A. (5z2 + 2)(5z2 - 3)
B. (5z4 + 3)(5z - 2)
C. (5z2 + 3)(5z2 - 2)
D. (5z4 + 2)(5z - 3)
Answer: C
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Suppose that you have already proved that “The diagonals of an isosceles trapezoid are congruent.” Use this theorem to prove that “A pair of base angles of an isosceles trapezoid are congruent.” Supply missing statements and missing reasons for the proof.Given: Trapezoid ABCD; 
and 
Prove: 
S1. R1.S2. Draw 
and 
R2.S3. 
R3.S4. R4. IdentityS5. 
R5.S6. 
R6.
What will be an ideal response?
Solve the problem.
=
A. 10!
B. 1
C. 102
D. 
E. none of these
Find the multiplicative inverse of the given number.1
A. 0
B. 1
C. -1
D. 
Without using a calculator, determine the system of inequalities needed for the calculator-generated graph.
A. x2 + y2 ? 16
y ? 
B. x2 + y2 ? 16
y ? - 
C. x2 + y2 ? 16
x ? - 
D. x2 + y2 ? 16
y ? - 