When f(a) = a2 + 2a + 5, what is the value of f(a + b)?
(A)a2 + b2 + 2ab + 5
(B) a2 + b2 + 2a + 2b + 10
(C) a2 + b2 + 2a + 2b + 5
(D) (a + b)2 + a + b + 5
(E) (a + b)2 + 2a + 2b + 5
The coordinates of the vertices of MON are shown in the standard (x,y) coordinate plane below. Rectangle MPQR is shown shaded. Point P lies on , point Q lies on , and point R lies on .
What is the value of cos (MON)?
(A) (B) (C) 2 (D) (E)
Correct Answer: B
What is a possible value of xif ?
(A) (B) (C) (D) (E)
Correct Answer: A
If a is a factor of 32 and b is a factor of 45, the product of a and b could NOT be which of the following?
(F) 1,440(G) 288(H) 80(J) 54(K) 1
Correct Answer: J
More ACT Math Exam Questions
The difference of 2 integers is 6. The sum of the same 2 integers is 42. What is the lesser of the 2 integers?
Let x, y, and z be distinct positive integers. What is the fourth term of the geometric sequence below?
2xz, 2x2yz, 2x3y2z,…
In the following figure, the circle centered at nhas a radius of 4. What is the area of the shaded region?
If x and y are real numbers and 0 < x < y < , which of the following gives the set of all values which could have?
- 5Which of the following are the coordinates of the image of J under a 90° clockwise rotation about the origin?