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benny
Questions (35)
Find the exact area of the surface obtained by rotating the curve about the x-axis.
x = 1 3 (y2 + 2)3⁄2, 3 ≤ y ≤ 5
1 answer
11 views
Find the exact area of the surface obtained by rotating the curve about the x-axis.
y = 1 + 3x , 1 ≤ x ≤ 3
1 answer
12 views
The velocity function (in meters per second) is given for a particle moving along a line.
v(t) = t2 − 2t − 8, 2 ≤ t ≤ 8
1 answer
10 views
The velocity function (in meters per second) is given for a particle moving along a line.
v(t) = t2 − 2t − 8, 2 ≤ t ≤ 6
1 answer
17 views
The velocity function (in meters per second) is given for a particle moving along a line.
v(t) = t2 − 2t − 15, 2 ≤ t ≤ 8
1 answer
15 views
Find the general indefinite integral. (Use C for the constant of integration.)
(5x + cos(x)) dx
1 answer
15 views
Use part one of the fundamental theorem of calculus to find the derivative of the function.
h(x) = √x z2 z4 + 2 dz 1
1 answer
13 views
Evaluate the indefinite integral. (Use C for the constant of integration.)
x 3 − x2 dx
1 answer
25 views
Evaluate the indefinite integral. (Use C for the constant of integration.)
x7 sin(x8) dx
1 answer
20 views
Evaluate the integral by making the given substitution. (Use C for the constant of integration.)
cos7(𝜃) sin(𝜃) d𝜃, u =
1 answer
22 views
Water flows from the bottom of a storage tank at a rate of
r(t) = 400 − 8t liters per minute, where 0 ≤ t ≤ 50. Find the
1 answer
19 views
The velocity function (in meters per second) is given for a particle moving along a line.
v(t) = 3t − 7, 0 ≤ t ≤ 3 (a) Find
1 answer
20 views
Use part one of the fundamental theorem of calculus to find the derivative of the function.
h(x) = ex 3 ln(t) dt 1
1 answer
19 views
Use part one of the fundamental theorem of calculus to find the derivative of the function.
g(x) = x t4 + t6 dt 0 g'(x) =
1 answer
20 views
If
f(x) = 4x2 − 3x, 0 ≤ x ≤ 3, evaluate the Riemann sum with n = 6, taking the sample points to be right endpoints. R6 =
1 answer
15 views
If
f(x) = 4x2 − 3x, 0 ≤ x ≤ 3, evaluate the Riemann sum with n = 6, taking the sample points to be right endpoints. R6=
0 answers
14 views
Find the dimensions of the rectangle of largest area that can be inscribed in an equilateral triangle of side L if one side of
1 answer
14 views
Use Newton's method to find the absolute maximum value of the function
f(x) = 5x cos(x), 0 ≤ x ≤ 𝜋,
1 answer
11 views
If
C(x) is the cost of producing x units of a commodity, then the average cost per unit is c(x) = C(x) x . Consider the cost
1 answer
20 views
If
C(x) is the cost of producing x units of a commodity, then the average cost per unit is c(x) = C(x) x . Consider the cost
1 answer
18 views
If
C(x) is the cost of producing x units of a commodity, then the average cost per unit is c(x) = C(x) x . Consider the cost
1 answer
21 views
Estimate the area under the graph of
f(x) = 3 cos(x) from x = 0 to x = 𝜋 2 using four approximating rectangles and right
1 answer
21 views
A car is traveling at 50 mi/h when the brakes are fully applied, producing a constant deceleration of 40 ft/s2. What is the
1 answer
15 views
Use Newton's method to approximate the indicated root of the equation correct to six decimal places.
The negative root of ex = 4
1 answer
25 views
The manager of a 100-unit apartment complex knows from experience that all units will be occupied if the rent is $800 per month.
1 answer
32 views
If
C(x) = 18,000 + 400x − 0.6x2 + 0.004x3 is the cost function and p(x) = 1,600 − 6x is the demand function, find the
1 answer
41 views
one movie club charges a $100 membership fee and $10 for each movie. Another club charges no membership fee but the movie is $15
3 answers
99 views
Study the image.
An image of American Indians, Spanish priests, and Spanish settlers is shown. The Spanish priests are in the
73 answers
18,206 views
A 25-lb bag of grass seed will cover 1200 square feet. If tour lawn is in the shape of a rectangle and measures 205 feet by 145
2 answers
955 views
Tim Worker buys a new sofa for $629.95. He pays 25% down and takes an installment loan to complete the purchase. He makes 12
1 answer
999 views
Calculate (a) the total installment price, (b) the carrying charges, and (c) the number of months needed to save the money at
4 answers
6,234 views
A pelton wheel attains its operating speed of 800 rev/min% determine constant angular acceleration of pelton wheel
2 answers
495 views
A 1500 kg automobile is traveling upto 20 deg inclined at a speed of 6 m/sec.
If the driver wishes to stop his car in a distance
1 answer
450 views
simplified version of (3x-5)^2
2 answers
366 views
Determine the oxidation state for the second element in Zn3(PO4)2
Thank you!
1 answer
3,566 views
Answers (19)
can u put it in formula form
no ones helpin us LMFAOO
if anyone finds this, this is DrBob222 actually helping back in 2016... oh how lockdown has changed him
thank you anon
thank you
i have a different #5 and it was "The reaction in test tube 1 is exothermic, and the reaction in test tube 2 is not."
last one for me is endothermic reaction
bri got one wrong... number 4 is -153 not 153
this is January 19 of 2022. Secret helper is still correct
L is right
vcbxvzcesryyv,jghjcb aui3zsqwz r4r35s6lzctzxctxecxtrc fetrc xetc nhxbsdc
please tell me if im wrong though
I think ur answer would be b
hey 2010 person
yall are life savers
Its c
so would that make 3.A and 8. D
ifhshkha
simply just wat is says above 168