Algebra and Functions Flashcards Preview

AQA A-Level Maths > Algebra and Functions > Flashcards

Flashcards in Algebra and Functions Deck (6)
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1

Multiplication with indices

If the values or variables at the bottom are the same then the powers are added together.
For a:
aᵇ * aᶜ = aᵇ⁺ᶜ

2

Division with indices

If the values or variables at the bottom are the same then the powers are added together.
For a:
aᵇ / aᶜ = aᵇ⁻ᶜ

3

Raising a power to a power

Multiply the powers inside the brackets with the powers outside the bracket.
For a:
(aᵇ)ᶜ = aᵇᶜ

4

Raising to the power of a fraction

Root the number by the denominator and raise it to the power of the numerator.
For a:
aᵇ/ᶜ = (ᶜ√a)ᵇ

5

Raising to the power of a negative number

Find the reciprocal of the value equal to the same number with positive power.
For a:
a⁻ᵇ = 1/aᵇ

6

What is ((x³/²)/y)⁻ᶻ?

yᶻ/(√x)³ᶻ