Use the distributive property to simplify.8(x + 7)
A. x + 56
B. 8x + 56
C. 8x + 7
D. 8x + 15
Answer: B
Mathematics
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Find the reference angle for ?. ? = 
A. 
B. 
C. 
D. 
Mathematics
Determine if the following is an identity.1 + sec2x sin2x = sec2x
A. Identity B. Not an identity
Mathematics
Give all possible rational zeros for the polynomial.f(x) = -2x4 + 3x3 + 2x2 + 18
A. ±1, ± 
, ±2, ±3, ±6, ±9, ±18
B. ±1, ±2, ± 
, ± 
, ± 
, ± 
, ± 
C. ±1, ± 
, ±2, ±3, ± 
, ±6, ±9, ± 
, ±18
D. ±1, ±2, ±3, ±6, ±9, ±18
Mathematics
Five pieces of sheet metal have been cut to form a container. The five pieces are of sizes 
, 
, 
variablename="impvar_f576dc53338744cdbbf942088" class="wirisformula" />, 
and 
(all in inches). What is the total area of all five pieces?
A. 2,085 in. 2
B. 1,895 in. 2
C. 2,370 in. 2
D. 2,270 in. 2
E. 1,795 in. 2
Mathematics