Chapter 1 Algebraic Expressions

Question 1

how do you simplify a^m * a^n?

Answer 1

a^m+n

Question 2

how do you simplify a^m / a^n?

Answer 2

a^m-n

Question 3

how do you simplify (a^m)^n?

Answer 3

a^mn

Question 4

how do you simplify (ab)^n?

Answer 4

a^nb^n

Question 5

how do you find the product of 2 expressions?

Answer 5

multiply each term in one expression by each term in the other expression

Question 6

what is factorising?

Answer 6

writing expressions as a product of their factors

Question 7

how do you simplify a^1/m?

Answer 7

^m√a

Question 8

how do you simplify a^n/m?

Answer 8

^m√a^n

Question 9

how do you simplify a^-m?

Answer 9

1/a^m

Question 10

how do you simplify a^0?

Answer 10

1

Question 11

how do you simplify √a x √b?

Answer 11

√ab

Question 12

how do you simplify √a/b?

Answer 12

√a/√b

Question 13

how do you rationalise fractions in the form 1/√a?

Answer 13

multiply the numerator and denominator by √a

Question 14

how do you rationalise fractions in the form 1/a+√b?

Answer 14

multiply the numerator and denominator by a - √b

Question 15

how do you rationalise fractions in the form 1/a-√b?

Answer 15

multiply the numerator and denominator by a + √b