Ignore bottom one please brainiest. edit: add cubed after the second bracket
Let Sam be (S+8) years while his sister is S years.
S(S+8) = 105
S^2+8S-105 = 0
(S+15)(S-7) = 0
Sam’s sister is 7 years and Sam is 15 years old.
Answer is 47.
- a prime number only has factors of one and itself
- other numbers were composite
- 45 can be divided by 5
- 46 can be divided by 2
- 48 can be divided by 2
- 49 is 7^2
Answer:
x^2 - 5x - 6 = (x - 2)(x - 3).
Step-by-step explanation:
f(x) = x^2 - 5x - 6
We need 2 numbers whose product is - 6 and whose sum is -5. They are -3 and -2:
The factors are x- 2 and x - 3.
Answer:
Wrong Question
Step-by-step explanation:
You should write of what context is this question. Else wise the question will be wrong.
This doesn't follow mathematical arithmetic rule at all.