Solve the system of equations using Cramer's Rule, if applicable.
A. ?
B. {(x,y) 
C. (9, 5)
D. (5, 9)
Answer: C
Mathematics
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Identify the equation as either an identity or not.(sin x + cos x)2 = 1
A. Identity B. Not an identity
Mathematics
Solve the problem.A town has a population of 1000 people and is increasing by 9% every year. What will the population be at the end of 8 years? Round to the nearest unit.
A. 1720 B. 1993 C. 1828 D. 2172
Mathematics
Solve the system by elimination.
+ 
= 2
+ 
= -3
A. ?
B. 
C. 
D. 
Mathematics
Write the whole number.Ninety thousand, one hundred fifty-six
A. 90,156 B. 90,056 C. 9156 D. 900,156
Mathematics