Write an equation that has the given solutions.-5
, 5
A. x2 - 10
x + 75 = 0
B. x2 + 10
x - 75 = 0
C. x2 - 75 = 0
D. x2 + 75 = 0
Answer: C
Mathematics
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Provide an appropriate response.One factor of x2 + 8x - 20 is
A. x + 4 B. x - 2 C. x + 20 D. x + 5 E. x - 1
Mathematics
Simplify the expression. All exponents should be positive integers.
A. -2x6y3 B. -2x5y6 C. x6y3 D. -2x5y2
Mathematics
Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.-5a2 - 21ab - 4b2
A. -(a - 4b)(5a + b) B. -(a + b)(5a + 4b) C. (a - 4b)(5a + b) D. -(a + 4b)(5a + b)
Mathematics
Find the reciprocal, if it exists.- 
A. 
B. - 
C. 
D. 1
Mathematics