Write the expression in the standard form a + bi.If z = 8 - 7i and w = 6 + 4i, evaluate 
.
A. 14 + 3i
B. 14 - 3i
C. -14 + 3i
D. 2 + 11i
Answer: B
Mathematics
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Identify the polynomial as a monomial, binomial, or trinomial. Give the degree of the polynomial.8x7 - 9x - 1
A. Trinomial, degree 8 B. Binomial, degree 8 C. Trinomial, degree 7 D. Trinomial, degree 9
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Graph the inequality.x + 5y ? 6
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression if ? = 60°. Do not use a calculator.f(?) = sin ?Find 8f(?).
A. 4
B. - 
C. 4
D. - 
Mathematics
Find the exact value of the expression if ? = 30°. Do not use a calculator.f(?) = cos ?Find 7f(?).
A. - 
B. 
C. - 
D. 
Mathematics