Use mathematical symbols to translate the phrase. Use x to represent the unknown number. If there are two unknown numbers, use x and y to represent the numbers.7 more than half of some number
A. 
B. x + 
C. 
D. 
+ 7
Answer: D
Mathematics
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Find the exact value of the trigonometric function. Do not use a calculator or tables.sin 
A. 
B. - 
C. - 
D. 
Mathematics
Add or subtract.(3x2 + 7x - 8) + (5x2 - 11x + 10)
A. 8x2 - 4x + 2 B. 8x2 - 4x + 18 C. 8x2 + 4x + 2 D. 8x2 - 18x + 2
Mathematics
Completely factor the polynomial or state that the polynomial is prime.12x2 + 25xt + 12t2
A. prime B. (4x - 3t)(3x - 4t) C. (4x + 3t)(3x + 4t) D. (12x + 3t)(x + 4t)
Mathematics
Decide whether the proportion is true or false.
= 
A. True B. False
Mathematics