What does b (c) means

The binomial (a + 5) is a factor of a2 + 7a + 10. What is the other factor?

Find prime numbers of 12

Factor the GCF: 9x4y - 6x3y2 + 3x2y3.

Value-Mart is advertising a Back-to-school sale on pencils. A pack of 30 sells for $7.97, whereas a 12-pack of the same brand cost for $4.77. Which is the better buy? How do you know?

A farmer divided his field in three parts a). On half of his field he grew wheat b) of the remaining half he used one-third to grow rice and the rest to grow vegetables What fraction of the field is used to a) Grow rice b) Grow vegetables

What is the measure of a) 160 degrees b) 20 degrees c) 19 degrees d) 161 degrees

Find the distance (-1,2) (7,8)

Which of these is likely to be his next step in constructing the perpendicular line?

Fractions is greater than 2/5 and less than 3/5?

Their sum is 7, and their product is 15