Question
Simplify the expression
1280a7
Evaluate
(2(a×1)×2)2×2(5a2×8a3)
Remove the parentheses
(2a×1×2)2×2×5a2×8a3
Multiply the terms
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Multiply the terms
2a×1×2
Rewrite the expression
2a×2
Multiply the terms
4a
(4a)2×2×5a2×8a3
Multiply the terms
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Evaluate
2×5×8
Multiply the terms
10×8
Multiply the numbers
80
(4a)2×80a2×a3
Multiply the terms with the same base by adding their exponents
(4a)2×80a2+3
Add the numbers
(4a)2×80a5
Multiply the terms
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Evaluate
(4a)2×80
Rewrite the expression
16a2×80
Multiply the numbers
1280a2
1280a2×a5
Solution
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Evaluate
a2×a5
Use the product rule an×am=an+m to simplify the expression
a2+5
Add the numbers
a7
1280a7
Show Solution

Find the roots
a=0
Evaluate
(2(a×1)×2)2×2(5a2×8a3)
To find the roots of the expression,set the expression equal to 0
(2(a×1)×2)2×2(5a2×8a3)=0
Any expression multiplied by 1 remains the same
(2a×2)2×2(5a2×8a3)=0
Multiply the terms
(4a)2×2(5a2×8a3)=0
Multiply
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Multiply the terms
5a2×8a3
Multiply the terms
40a2×a3
Multiply the terms with the same base by adding their exponents
40a2+3
Add the numbers
40a5
(4a)2×2×40a5=0
Multiply
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Multiply the terms
(4a)2×2×40a5
Multiply the terms
(4a)2×80a5
Multiply the terms
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Evaluate
(4a)2×80
Rewrite the expression
16a2×80
Multiply the numbers
1280a2
1280a2×a5
Multiply the terms
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Evaluate
a2×a5
Use the product rule an×am=an+m to simplify the expression
a2+5
Add the numbers
a7
1280a7
1280a7=0
Rewrite the expression
a7=0
Solution
a=0
Show Solution
