Find the sum.191 + 89 + 9 + 1
A. 270
B. 290
C. 280
D. 300
Answer: B
Mathematics
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Evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 265?
Mathematics
Verify the identity.sin 
= cos ?
What will be an ideal response?
Mathematics
Find the solution set of the equation. If the equation has no solution write ? and if the equation is an identity so state.
+ 
= 
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the triangle. Round side lengths and angle measures to the nearest tenth when necessary. 
A. A ? 106°, B ? 55.7°, C ? 18.3° B. A ? 120.4°, B ? 47.1°, C ? 12.5° C. A ? 138°, B ? 32.6°, C ? 9.4° D. A ? 112°, B ? 52.6°, C ? 15.4°
Mathematics