Use a calculator to find the approximate value of the expression rounded to two decimal places.csc 83°
A. 0.92
B. 1.03
C. 1.01
D. 1.12
Answer: C
Mathematics
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Express the given quantity in terms of sin x or cos x.cos 
A. -sin x B. sin x C. sin (-x) D. cos x + sin x
Mathematics
Provide an appropriate response.Find the sum of the roots of 3x2 + 7x - 6 = 0.
A. 
B. - 
C. 
D. -7
E. 0
Mathematics
Solve the equation.Solve cos ? = 
for ?, where 0° ? ? ? 90°.
A. 45° B. 30° C. 90° D. 60°
Mathematics
Perform the indicated operations. Write the resulting polynomial in standard form.(3x2 + 4x + 7) + (2x2 + 6x - 3) - (5x + 2)
A. 5x2 + 5x + 6 B. 5x2 + 5x + 2 C. 3x2 + 5x + 2 D. 3x2 + 5x + 6
Mathematics