Simplify by removing grouping symbols and combining like terms.3[a - b(2a - 3b) - 3b2]
A. 3a - 9b - 6ab - 9b2
B. 3a - 6ab
C. 3a - 6ab - 18b2
D. 3a - 2ab
Answer: B
Mathematics
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Simplify.9 + (-30) ÷ (-6) (-5)
A. -19 B. 19 C. 16 D. -16
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Use the discriminant of the equation to determine the number of x-intercepts.f(x) = x2 + 2x + 3
A. No x-intercepts B. One x-intercept C. Two x-intercepts
Mathematics
Answer the question.In a fraction, what operation does the fraction bar represent?
A. Multiplication B. Subtraction C. Addition D. Division
Mathematics
A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(-15, 36) Find sin ?.
A. - 
B. 
C. - 
D. 
Mathematics