Rationalise 5/-2√7 with steps please
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5 / - 2 √ 7
5 √ 7 / - 2 ( √ 7 ) ²
5 √ 7 / - 2 × 7
5 √ 7 / - 14
Answered by
0
5/-2√7 can be rationalised with the following steps:
1.) 5/-2√7 × √7/√7
2.) 5√7/-2√7×√7
3.) 5√7/-2×7
4.) 5√7/-14
5.) -5√7/14
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