Write the sum in expanded form: ∑i=1 (f(xi)Δxi)

Q: Vx² -a² dx

A: Given integration is ∫x2-a2dx. Consider x=a sec x.

Q: Ln X = 2.83254 %3D

A: Using formula ln(x) =a x =ea

Q: | (212 + 5t – 3) dt

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Q: Evaluate. 81 +x dx J2x V81 +x² dx =

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Let t be the number of years since 1970. What does t=5 mean in this situation?

A: We have given that t is the number of years since 1970.

Q: dx Evaluate 24+x²

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Q: 6 Dadaa bought some shirts for GH¢720.00. If each shirt was GH¢2.00 cheaper, Dadaa would have…

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Q: Find the sum of the general term an = 7n + 25 from 5th term up to 20th term.

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Q: An entrepreneur sells $18,000 worth of sports memorabilia during one year and sets a goal of…

A: This can be solve by arithmetic series  formula : where  n = number of terms = 9 years a = initial…

Q: Integrate the function. dx , x > 8 2/x2-64

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Q: Determine ¹{F}. F(s) = 4s² +47s+129 (s+ 5)² (s+3)

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Q: d-f pls

A: It is given that the maximum value of the function is 160 is at x=20 and has a zero at x=45 ⇒Point…

Q: aluate. v2

A: Integration: ∫-12(-x2+x+2)dxWe know∫xndx=xn+1n+1

Q: d/dx(7ln(x)

A: To find the derivative we use derivative of logarithm function. Derivative of logarithm function:…

Q: 11. f VI+x6 dx 3.957736

A: Given definite integral is ∫121+x6dx. Now using Ti-83, given the following command. 1. Click MATH…

Q: dx Evaluate xVx2+1

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Q: Marcus invests $11,000.00 at 2, % simple interest for 1508 days. How much interest is earned over…

A: Formula : Interest = PRT/100 Amount = P + I

Q: 4x dx =, 6560 2385 626 255 4096

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Q: Q4): Evaluate: L SEL(a + 1) dzdydx ;a = constant

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Q: de

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Q: Simplify the following using the Product Rule.

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Q: 3s – 137 L(f) s2 + 2s + 401

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Q: Integrate +9 +C

A: topic- indefinite integral

Q: 2r da

A: Here we will find the integration,

Q: Not sure how to solve/which formula to use for this problem.

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Q: $9500   is​ invested, part of it at 11 ​% and part of it at 6 ​%. For a certain​ year, the total…

A: $9500 is​ invested, part of it at 11% and part of it at 6% For a certain​ year, the total yield…

Q: Evaluate. 12 6e* dx J6

A:

Q: An entrepreneur sells $18,000 worth of sports memorabilia during one year and sets a goal of…

A: Topic-basic maths

Q: An entrepreneur sells $18,000 worth of sports memorabilia during one year and sets a goal of…

A:

Q: An investor has p1,000 income from bonds bearing 4% and 5% if the amount at 4% and 5% where…

A: Topic:- algebra

Q: x'dx .3 VTG - x2

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Q: Q2/A: Evaluate Sx-'e2xdx correct to 3 decimal places.

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Q: $5400 is invested, part of it at 6%. For a certain year, the total yield is $444.00. How much was…

A:

Q: Find the la

A: Given,       y'=-1000y

Q: 7T tan

A: Given that: tan7π6 Since 7π6 lies in third quadrant, in third quadrant only tan is positive and all…

Q: dx xVx²-1 0.52360 0.52359 O 0.52358 0.52350

A: Let x=secθ. Differentiate both sides of the equation x=secθ with respect to x…

Q: Simplify the following using the Power Rule. (am)"

A: we Weill use the basic rules of exponents to solve this.

Q: Let t be the number of years since 1980. What does t=5 mean in this​ situation?

A: Consider t=0 in 1980

Q: tdt (1+t*)(arctan² t² + 4 arctan t² + 5)

A: Use the substitution method to solve the integration.

Q: Use the result in Example 3 to find dx6

A: Let,f(x) = x-1          ............(1)We have to find ,d6dx6x-1 = ?Differentiating equation (1)…

Q: O Expend the brackets (distribute) (x++)(x-) =

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Q: Integrate 0.

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Q: Use the binomial ser a. f(x)=√√(+X- ..b.....fo.x

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Q: Evaluate. Use a capital C for any constant. 8a +7 dx Preview %3|

A: Consider the given integral. I=∫4xe8x2+7dx Substitute 8x2+7 for t in the integral.…

Q: (а? — 1)" (2г da

A:

Q: porn f to the

A: There are 1942 babies were born out of 948 male babies and 994 female babies  there is about a 15%…