a) 4-a2÷2_a for 8th std
Answers
Step-by-step explanation:
How to solve your problem
4−1⋅(2)2⋅
4-1 \cdot \frac{a^{(2)}}{2} \cdot a4−1⋅2a(2)⋅a
Simplify
1
Combine multiplied terms into a single fraction
4−1⋅22⋅
4-1 \cdot \frac{a^{2}}{2} \cdot a4−1⋅2a2⋅a
4+−122
4+\frac{-1a^{2}a}{2}4+2−1a2a
2
Combine exponents
4+−122
4+\frac{-1{\color{#c92786}{a^{2}}}{\color{#c92786}{a}}}{2}4+2−1a2a
4+−132
4+\frac{-1{\color{#c92786}{a^{3}}}}{2}4+2−1a3
3
Find common denominator
4+−132
4+\frac{-1a^{3}}{2}4+2−1a3
2⋅42+−132
\frac{2 \cdot 4}{2}+\frac{-1a^{3}}{2}22⋅4+2−1a3
4
Combine fractions with common denominator
2⋅42+−132
\frac{2 \cdot 4}{2}+\frac{-1a^{3}}{2}22⋅4+2−1a3
2⋅4−132
\frac{2 \cdot 4-1a^{3}}{2}22⋅4−1a3
5
Multiply the numbers
2⋅4−132
\frac{{\color{#c92786}{2}} \cdot {\color{#c92786}{4}}-1a^{3}}{2}22⋅4−1a3
8−132
\frac{{\color{#c92786}{8}}-1a^{3}}{2}28−1a3
6
Rearrange terms
8−132
\frac{{\color{#c92786}{8-1a^{3}}}}{2}28−1a3
−13+82
\frac{{\color{#c92786}{-1a^{3}+8}}}{2}2−1a3+8
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Solution
−13+82
\frac{-1a^{3}+8}{2}2−1a3+8
Step-by-step explanation:
answer is 2a
explanation
4a²/2a or 4a²÷2a
2a×2a/2a. or 2a × 2a ÷2a
2a will cancel with dividation 2a
final answer
2a
hope you had
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