Answer: 7x^2+21x+14
Step-by-step explanation:
(7x+7)(x+2)
Multiply each term in the first parentheses by each term in the second parentheses (FOIL)
7x×x+7x×2+7x+7×2
↘ ↙
7x×x calculate product
7x^2+7x×2+7x+7×2
↘ ↙
7x×2 calculate product
7x^2+14x+7x+7×2
↘↙
7×2 multiply numbers
7x^2+14x+7x+14
↘ ↙
21x collect like terms
7x^2+21x+14 is your end result.
Step 1:
Let's split split 10x to factorise
Step 2:
Step 3:
Step 4:
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</span><span>True hope i helped</span>
The circumference of the plate 21.98.
This is why because
3.14 x 7 = 21.98
So the circumference is 21.98