f(x) = 3x + 1
y = 3x + 1
y - 1 = 3x + 1 - 1
<u>y - 1</u> = <u>3x</u>
3 3
¹/₃y - ¹/₃ = x
y = ¹/₃x - ¹/₃
f⁻¹(x) = ¹/₃x - ¹/₃
f⁻¹(10) = ¹/₃(10) - ¹/₃
f⁻¹(10) = 3¹/₃ - ¹/₃
f⁻¹(10) = 3
It is equal too (10, 3).
Answer:
the cheapest cost would be to buy the large pack as there's a 25% discount resulting in tim only having to pay 38.25 rather than 60 for the small pack
Step-by-step explanation:
Answer:
Your answer should be C. =)
Step-by-step explanation:
1/3*6/10=.2 which is equivalent to 1/5. Then, -21/3=-7.
2 tens and 1 one is 21, and 21 x 10 is 210.
Answer:multiplication Ex: 3 x 2 = 6
Division Ex: 6/2 =3
Step-by-step explanation:
3 x 2 = 3+3, add 3 2 times
6/2 = How many 2’s go into 6