Solve the equation using the quadratic formula.x2 + x + 4 = 0
A. 1, 4
B. No real solution
C. 4, -4
D. 0, 4
Answer: B
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Decide whether the given statement is always true or not always true.(A ? B)' = A'? B'
A. Always true B. Not always true
Find an approximate equation of the line that has the given slope and contains the given point. Round the constant term to two decimal places.m = 5.06, (3.49, -3.71)
A. y = 5.06x + 22.26 B. y = 5.06x - 21.37 C. y = 5.06x - 22.26 D. y = 5.06x + 21.37
For the given function, find the value of x that corresponds to the given value of f(x).f(x) = -2x - 4, f(x) = 10.4
A. 7.2 B. -8.2 C. -7.2 D. 8.2
The graph of either a cubic or quartic polynomial f(x) with leading coefficient ±1 and integer zeros is shown. Write the complete factored form of f(x).
A. f(x) = x(x + 2)(x + 1)(x - 3) B. f(x) = x(x - 2)(x - 1)(x + 3) C. f(x) = x(x - 2)(x + 1)(x + 3) D. f(x) = x(x + 2)(x - 1)(x - 3)