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What is the value of log2(32) ?
A.3
B. 4
C.5
D.6
If π₯^ 2 + 2 π₯ + 1 = 0 , what is the value of x?
A.-1
B. 1
C. 0
D.2
The derivative of f(x)=3x^ 2 +2x+1 is:
A. 6x+2
B. 6x+3
C.3x^2 +2
D.3x+1
The integral of β«3x 2 dx is:
A.x^ 3 +C
B. π₯^ 3
C. 3 π₯^ 3
D.3x+C
What is the solution to the equation 2x+3=7?
A. 1
B.2
C. 3
D.4
If sinΞΈ=0.5, what is ΞΈ?
A. 30 β
B. 45 β
C.60 β
D.90 β
What is the sum of the angles in a triangle?
A. 90 β
B. 18 0 β
C. 27 0 β
D. 36 0 β
What is the value of π^ 0 ?
A.0
B. 1
C. e
D.-e
Which of the following statements is true about the roots of the quadratic equation ax ^ 2 +bx+c=0 where a, π , and π are real numbers?
A.The roots are always real and distinct.
B.The roots are always real and equal.
C.The roots can be real or complex depending on the discriminant.
D. The roots are always complex
In a circle with center O and radius r, what is the measure of the angle subtended by an arc of length r at the center of the circle?
A. 4 5 β
B. 60 β
C.90 β
D.1 radian
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