Decide whether the expression is or is not an identity.
= sin x
A. Not an identity
B. Identity
Answer: A
Mathematics
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Solve the problem.Latasha and Sharon ordered out for pizza. The bill was for $19.08. How much did they give the delivery person to pay for the pizza along with a 5% tip, rounded to the nearest dollar?
A. $18 B. $20 C. $1 D. $19
Mathematics
Simplify.(y9)7
A. 7y63 B. y16 C. 7y9 D. y63
Mathematics
Determine how many of the first 5 statements in the sequence obtainable from the given statement are true.The measure of each interior angle of a regular polygon with n sides is 180 - 
. (n ? 3)
A. 5 B. 3 C. 2 D. 4
Mathematics
Solve the problem.A chemical solution contains 6% lead. How much lead is in 
of solution?
A. 0.6 mL B. 16.667 mL C. 1.667 mL D. 0.06 mL
Mathematics