Decide whether the given number is a solution of the given equation.Is -23 a solution of 7c + 5 - 6c = -28 + 10 ?
A. Yes
B. No
Answer: A
Mathematics
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Find the missing length, x, for the similar triangles.
A. x = 16 B. x = 20 C. x = 5 D. x = 15
Mathematics
Use the accompanying graph of y = f(x) to sketch the graph of the indicated function.y = 2f(x)
A. 
B. 
C. 
D. 
Mathematics
Solve the equation and express the solution in exact form.log8 x = 
A. {0, 1} B. {8} C. {1, 8} D. {0, 8}
Mathematics
Find the exact value under the given conditions.Given cos ? = - 
, with ? in quadrant II, and sin ? = 
, with ? in quadrant II. Find cot(? + ?).
A. 
B. - 
C. - 
D. - 
Mathematics