Solve the equation by the method of your choice. Simplify irrational solutions, if possible.8x2 + 30x + 14 = -11
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate the expression. Write answer without exponents.2561/4
A. 4 B. 16 C. 1024 D. 64
Mathematics
List the x- and y-intercepts, and graph the function.f(x) = 
A. x-intercept: (1, 0) , y-intercept: 
;
B. x-intercept: (-1, 0) , y-intercept: 
;
C. x-intercept: (1, 0) , y-intercept: 
;
D. x-intercept: (-1, 0) , y-intercept: 
;
Mathematics
Use an associative property to complete the statement. Do not simplify.5(7x) = 
A. (5 ? 7) + x B. 5(7 + x) C. (5 + 7)x D. (5 ? 7)x
Mathematics
Given matrices A = 
, B = 
, and C = 
, decide if the statement is true or false.k(A + B) = kA + kB for any real number k.
A. True B. False
Mathematics