Answer:
D. x2 + x - 20.
Step-by-step explanation:
(x – 4)(x + 5).
= x(x + 5) -4(x + 5).
= x2 + 5x – 4x – 20.
= x2 + x - 20.
Answer:
4³
Step-by-step explanation:
Hope this helps!!
In the future, count the amount of same numbers you are multiplying:
5*5*5*5*5
there are 5 fives, so 5⁵
The interior angel to ∠7 is the angel ∠4
because ∠7 + ∠4 = 180°
The correct choice is number 1
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Answer:
Coefficients: 2 4 1 6
(these are the non-variable number but can be followed by a variable. if no number is written before a variable it is an unwritten 1)
Degrees: 9
(this is the sum of all exponents of the variables. If there is no exponent there is (again) an unwritten 1)
Hope this helps