Convert the angle in radians to degrees.- 
A. -1°
B. -60°
C. -60?°
D. 1°
Answer: B
Mathematics
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Graph the expression on each side of the equals symbol to determine whether the equation might be an identity.
= tan ?
A. Not an Identity B. Identity
Mathematics
Solve the problem.Helen Weller invested $10,000 in an account that pays 10% simple interest. How much additional money must be invested in an account that pays 13% simple interest so that the total interest is equal to the interest on the two investments at the rate of 11%?
A. $5000 B. $7000 C. $10,000 D. $6000
Mathematics
Simplify the power of i to i, 1, -i or -1.i-58
A. -i B. -1 C. 1 D. i
Mathematics
Identify the number as prime, composite, or neither.198
A. Neither B. Composite C. Prime
Mathematics