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(m-4)(m+6)
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hey
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(m-4)(m+6)
m(m+6) -4(m+6)
m^2 +6m -4m -24
m^2 + 2m -24
hope helped
_____________
_____
(m-4)(m+6)
m(m+6) -4(m+6)
m^2 +6m -4m -24
m^2 + 2m -24
hope helped
_____________
Answered by
3
The expansion of (m-4)(m+6) is m² + 2m - 24.
Given:
The expression (m-4)(m+6).
To Find:
The expansion of (m-4)(m+6).
Solution:
To find the expansion of the given expression, we will multiply every term inside the first bracket by every term inside the second bracket.
To solve this problem, we will use the concept
(x + a)(x + b) = x² + xb + ax + ab = x² + x(b + a) + ab
Here,
x = m, a = -4, b = 6
∴ (m-4)(m+6) = m² + m(6 - 4) + (-4 x 6)
⇒ (m-4)(m+6) = m² + 2m - 24
∴ The expansion of (m-4)(m+6) is m² + 2m - 24.
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