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Solve the following21a²-14a²+42 by 7a² |
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Answer» Answer: The greatest common factor of the TERMS 28a², 14a²b² and 21a⁴ of the expression 28a² + 14a²b² – 21a⁴ is 7a². Also, we can WRITE 28a² = 7a². 4, 14a²b² = 7a² . 2b² and 21a⁴ = 7a² . 3a². Therefore, 28a² + 14a²b² – 21a⁴ = 7a². 4 + 7a² . 2b² – 7a² . 3a² = 7a² (4 + 2b² – 3a²) HOPE it will help you |
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