Mathematics, 16.02.2021 21:20 brebob3339
7 and -3 are the roots of the quadratic equation x^2+kx-21=0. what is the value of k?
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This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3
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Find dy/dx using implicit differentiation ln(20+e^xy)=y
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Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2
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7 and -3 are the roots of the quadratic equation x^2+kx-21=0. what is the value of k?...
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