Rhys_M
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I've been checking my working for an hour now and can't find my mistake - i guess it must be a systematic error, can someone help me figure out where i went wrong for part b below please?
Thank you
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Last edited by Rhys_M; 1 month ago
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mqb2766
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near the start
(-1)^2 = -1
?
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Rhys_M
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(Original post by mqb2766)
near the start
(-1)^2 = -1
Oh shoot. Its -1^-2 but that gives the same - i did it all on my calc, must've forgotten brackets. Moron.
Thank you
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mqb2766
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Tbh, as the constant term is wrong, you could have just subbed x=0 into each expression and worked out where the error was. Should only have taken a few minutes.
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