Answer:
5
x
^2 + 20
x + 12
Step-by-step explanation:
not factorable
Answer:
1.75 or 
Step-by-step explanation:
2.5 * 7/10 is just like 2.5 * 0.7
so 2.5 * 0.7 = 1.75
You could also convert 2.5 to fraction which is 25/10
so you would have
=
reduced would equal 
How this helps you! :)
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Thank you!
Answer:
309
Step-by-step explanation:
(2x-)^5
step 1
1 5 10 10 5 1
step 2
1(2x¹-3^0) 5(2x²-3^5) 10(2x³-3^4)
10(2x^4-3³) 5(2x^5-3²)
1(2x^0-3¹)
step 3
(2x) (10x²-243) (20x³-81) (20x^4-27)
(10x^5-9) (2-3)
step 4
2 -243-61-7 +1 -1=309
300
Explanation-
I just know :)