Add the polynomials.(9x3 + 5x + 4) + (-3x2 + 8x + 4)
A. 6x3 + 2x2 + 4x + 4
B. 9x3 + 2x2 + 12x + 4
C. 9x3 - 3x2 + 13x + 8
D. 6x3 + 13x + 8
Answer: C
Mathematics
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Answer the following statement(s) true (T) or false (F)
Students who know multiple strategies for solving inequalities are more successful solving them than students who do not.
Mathematics
Solve the problem.The sum of two angles is 202°. One angle is 23° less than twice the other. Find the angles.
A. 73° and 129° B. 75° and 127° C. 73° and 123° D. 123° and 79°
Mathematics
Write an equation in slope-intercept form of a line satisfying the given conditions.Slope - 
; y-intercept 3
A. y = 
x + 3
B. y = - 
x + 3
C. y = - 
x - 3
D. y = 
x - 3
Mathematics
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = 
B. x = 4, x = -4
C. x = 4
D. x = 16
Mathematics