Find the trigonometric ratio by referring to the figure.
tan ?
A.
B.
C.
D.
Answer: A
Mathematics
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Solve the quadratic equation by completing the square.7x2 + 9x + 7 = 0
A.
B.
C.
D.
Mathematics
Simplify using the quotient-to-power rule.3
A.
B.
C.
D.
Mathematics
Simplify, leaving exponents in the answer.x6 ? x7
A. (2x)13 B. x42 C. (2x)42 D. x13
Mathematics
Solve the problem.Anne and Nancy use a metal alloy that is 17.68% copper to make jewelry. How many ounces of a 10% alloy must be mixed with a 22% alloy to form 100 ounces of the desired alloy?
A. 38 ounces B. 64 ounces C. 69 ounces D. 36 ounces
Mathematics