Write the algebraic expression described. Simplify if possible.The sum of the angles of a triangle is 180°. If one angle of a triangle measures x° and a second angle measures 
, express the measure of the third angle in terms of x.
A. (157 - 6x)°
B. (203 - 7x)°
C. (157 - 7x)°
D. (157 + 7x)°
Answer: C
Mathematics
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A. 36x15 B. 11x15 C. 18x56 D. 18x15
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Find the derivative at each critical point and determine the local extreme values.y = 
A. 
B. 
C. 
D. 
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Use the intermediate value property to determine whether 
for some value of x on the specified interval.f(x) = x3 - x - 2, 1 ? x ? 2
A. No B. Yes
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