7. Find (a) the slope of the c y=9x² -1; P(4,143) (a) The slope of the curve (Type an integer or a decir (b) The equation of the line (Simplify your answer. Do r Show your work below.

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A: As per our guidelines we can answer only 1 question so kindly repost the remaining questions…

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A: Given Data  y(x+y+1)dx + x(x+3y+2)dy =0

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A: see below the answer and explanation with calculation

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Q: 01

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Q: † (OM_ON) - . If = -3, O A. e5 U O E. e-5 y5 y -5 then what is the integrating factor? None of the…

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A: Given, a=126.5, b=59.5 and c=159 Aim: Find θ