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If the curve y=ax3+bx2+cx+5 touches the x−axis at A(−2,0) and cuts the y−axis at point B where its slope is 3, then the value of (2a−4b+c) is |
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Answer» If the curve y=ax3+bx2+cx+5 touches the x−axis at A(−2,0) and cuts the y−axis at point B where its slope is 3, then the value of (2a−4b+c) is |
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