Algebra

If a + b = 3 and ab = 2, then a³ + b³ = ?

Which line is parallel to y = x – 2?

If a and b are integers greater than 100 such that a + b = 300, which of the following could be the exact of a to b?

If a and b are positive integers and (a - b)/3.5 = 4/7, then

Find the domain of f(x) = 1/(x + 3)

The factors of 4x⁴ + 1 is -

If a³ = 117 + b³ and a = 3 + b, then the value of a + b is?

If x > 2 and x < 3, then which of the following is positive?
(I) (x - 2)(x - 3)
(II) (2 - x)(x - 3)
(III) (2 - x)(3 - x)

If (3x + 2y) = 8 and (2x - y) = 3 find the value of 'x'.

Q. (36-55): Choose the correct answer.

In a survey, 30% of the people surveyed owned a personal computer and 75% owned a cellular telephone. If 25% owned both a cellular telephone and a personal computer, then the percentage of the people who does not have either of the instrument?

If a series looks like: 1, 1.5, 2.5, 4,........, then which of the following comes next in the sequence?

Find the value of k if (x - 1) is a factor of 4x² + 3x² − 4x + k

If a² + b² = 45 and ab = 18, find (1/a) + (1/b)

5p - 3q = 42; 5p + 3q = 18 Given this system of equations, what is the value of |p| + |q|?

If the average of 5 consecutive number is 12, what is the sum of the least and the greatest of the integers?

The sum of first 17 terms of the series 5, 9, 13, 17, ............ is

If p and n are integers such that p > n > 0 and p² - n² = 12, which of the following value of p - n?

If Lalon loses 8 pounds, he will weigh twice as much as his sister. Together they now weigh 278 pounds. What is Lalon’s present weight, in pounds?

If a+b = 8 and ab = 15, what is the value of a²+b²?

If x² + 2xy + y² = 25 and xy = 6, then x + y is: