Find the value of √63 -√28 + 8√7.
Answers
Answered by
1
Answer:
√3X3X7-√2X2X7+8√7
3√7-2√7+8√7
11√7-2√7=9✓7 Answer
Answered by
3
Step-by-step explanation:
√(3×3×7)-√(2×2×7)+8√7
=3√7-2√7+8√7
=√7(3-2+8)
=√7×9
=9√7
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