Solve the problem.Write the simplified expression for the area of the rectangle.
A. 80x + 20
B. 24x + 29
C. 80x + 180
D. 8x + 58
Answer: C
Mathematics
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Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. t5
B. t
C. t4
D. 
Mathematics
Find the exact value under the given conditions.Given cos ? = - 
, with ? in quadrant II, and sin ? = 
, with ? in quadrant II. Find tan(? - ?).
A. 
B. - 
C. - 
D. - 
Mathematics
Solve the formula for the indicated variable.P = 
for r
A. r = 
B. r = 
C. r = 
D. r = P - At
Mathematics
Solve.x2 + y2 = 20y2 = 2x + 17
A. (2, 
), (-3, 
), (2, -
), (-3, -
)
B. (1, 
), (-3, 
), (1, -
), (-3, -
)
C. (1, 
), (-2, 
), (1, -
), (-2, -
)
D. (1, 2
), (-3, 2
), (1, -2
), (-3, -2
)
Mathematics