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- A logarathim question
- The volume, V, of a right circular cylinder is given by the formula V=πr^2*h, where r is the radius of the base and h is the height of the cylinder. If r is divided by 2 and h is multiplied by 2, the new cylinder’s volume V will be: A) 1/4 the original volume B) 1/2 the original volume C) the original volume D) 2 times the original volume
- If the circumference of the circle with center O is 12π and angle AOB is 60 degree , what is the length of minor arc AB?
- What is the x-coordinate of the vertex of the graph of y = -6x^2 + 3x + 8
- If f(x) = 2x + 3 and f(g(x)) = 8x – 1, which of the following equals g(x)? A) 4x-2 B) 4x-1 C) 8x-4 D) 8x-1 E) 16x+23
- (a^2x) ÷ (a^(x-y)) = a, then y equals : A) -x B) 1 C) x D) x-1 E) 1-x
- In a circle with center O, the length of radius OB is 5. If the length of chord CD is 8, and if line CD perpendicular to line OB, then sin angle OCD =
- If (x+7)(x-3) = 0, what are all possible values of x-3 ?
- In the xy-plane, the coordinates of the vertices of triangle ABC are A(-8,0), B(0,4), and C(x,0). If AB = BC, what is the value of x?
- Which of the following statements is true for all real numbers c ? A) 8+c > 4+c B) 8+4c > 4-4c C) 4c > 8c D) 8c > 4c E) 8c^2 > 4c^2