Solve.
= 
+ 
, for A
A. A = 4 + B + C
B. A = 
C. A = 
D. A = 
Answer: C
Mathematics
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Evaluate the expression according to the replacement value given.
; replace P with 64.
A. 4096 B. 8 C. 32 D. 128
Mathematics
Solve the problem.Anne and Nancy use a metal alloy that is 16% copper to make jewelry. How many ounces of an alloy that is 10% copper must be mixed with an alloy that is 20% copper to form 55 ounces of the desired alloy?
A. 38 ounces B. 24 ounces C. 22 ounces D. 33 ounces
Mathematics
Simplify. Write your answer in the form a + bi, where a and b are real numbers.(19 + 8i) - (6 + 2i)
A. -13 + 6i B. -13 - 6i C. 13 + 6i D. 13 - 6i
Mathematics
Given that the polynomial function has the given zero, find the other zeros.f(x) = x4 - 9; 
A. -
B. -
i, 
i, -
C. 
i
D. -
, 3i, -3i
Mathematics