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Find the slope of the tangent line to f(x)=xf(x) = x at x=−7x = -7.\newlineWrite your answer as an integer or a fractions" target="_blank" class="backlink">fraction. Simplify any fractions.\newline____\newline

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Q. Find the slope of the tangent line to f(x)=xf(x) = x at x=−7x = -7.\newlineWrite your answer as an integer or a fraction. Simplify any fractions.\newline____\newline
  1. Calculate total rolls needed: First, we need to figure out how many rolls of tape the electrician needs by dividing the total amount of tape needed by the amount of tape on each roll.\newlineCalculation: 8,000 cm÷2,000 cm=48,000 \, \text{cm} \div 2,000 \, \text{cm} = 4 rolls.

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