Solve the problem.In a right triangle, the sum of the two acute angles can be represented by the formula a + b = 90°. Find the measure of the missing angle of one of the angles measures 32°.
A. 148°
B. 28°
C. 122°
D. 58°
Answer: D
Mathematics
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Solve the problem.Suppose that 
= -4. Find 
and 
.
A. -12; 4
B. -12; - 
C. -1; -4
D. 3; 4
Mathematics
Provide an appropriate response.If f(a) = 3 and f(x) is increasing on the interval [a, b], then which method of estimating the area under the graph of f(x) and above the x-axis will yield the highest value? Assume that n = 10 in all cases.
A. Using midpoints B. Using left endpoints C. Cannot be determined D. Using right endpoints
Mathematics
Provide an appropriate response.Simplify by combining like terms: 8x - y + 2x + 3y
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Mathematics