Simplify the expression.5(x + 4) - 20
A. 5x + 4
B. x + 20
C. 5x
D. 20x
Answer: C
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Graph the function.y = csc 
A. 
B. 
C. 
D. 
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.loga8x3yz5
A. 8 + logay + logaz5 B. 15 loga8xyz C. loga8 - 3 logax - logay - 5 logaz D. loga8 + 3 logax + logay + 5 logaz
Answer the question.When using the substitution or elimination method to solve a system of two equations, you end up with an equation stating 
What does this indicate to you about the system of equations?
What will be an ideal response?
Find all cube roots of the complex number. Leave answers in trigonometric form.125i
A. 5 cis 30°, 5 cis 150°, 5 cis 270° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 1, -1, -i D. 5 cis 0°, 5 cis 120°, 5 cis 240°