Answer: r=8
Step-by-step explanation:
-400/-8=400/8=5, then 48=6r equals 8.


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[ here, y can be replaced with f(x) because y is a function of x ]





Answered by : ❝ AǫᴜᴀWɪᴢ ❞
Your answer would be -3/4n+3/8 because 1/4•-3/1n would be -3/4n and then 1/4•3/2 would be 3/8 so your answer would then be -3/4n+3/8.
By the fundamental theorem of calculus,

So we have


