Determine if the following is an identity or contradiction.2x + 3 = 2(x + 1) + 1
A. Identity
B. Contradiction
Answer: A
Mathematics
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Solve the problem.A rectangle with sides parallel to the axes is inscribed in the region bounded by the axes and the line Find the maximum area of this rectangle.
A.
B.
C.
D.
Mathematics
Assume that ? is an angle in standard position whose terminal side contains the given point and that 0 < ? < ?/2. Find the radian measure of ? to the nearest tenth of a radian.(3.5, 5.9)
A. 1.2 B. 0.4 C. 1.0 D. 0.5
Mathematics
Use the given information given to find the exact value of the trigonometric function.cos ? = - ,
? lies in quadrant III
Find cos
.
A.
B. -
C. -
D.
Mathematics
Write the percent as a decimal.In the last election Mr. Smith received 3.7% of the vote. Write this percent as a decimal.
A. 37 B. 0.037 C. 0.37 D. 3.7
Mathematics