Determine if W1 is a basis for R3 and check the correct answer(s) below

Here is the link to the question. A video would really help https://ibb.co/wc1mrxx

If 0 is greater than or equal to theta and theta is greater than or equal to 2 pi, find the values of theta that make each statement true. Keep your answers in terms of pi.

a) cos theta= 1/2...... Theta= andb) sin theta= 1/2...... theta= and(there are two answers)

04/02/24

3.9 Related Rates

Suppose y = sqrt2x+1 where x and y are functions of t.(a)If dxdt = 9, find dydt when x = 4.dydt = 3 (b)If dydt = 4, find dxdt when x = 24.dxdt =

04/02/24

Given vectors v please 🙏🏽 help

Given the vector vec v = langle1,3 rangle find a unit vector in the same direction as vec v l1/10, 3/10\rangle; \(sqrt(10))/10, (3sqrt(10))/10\rangle; \(3sqrt(10))/10, (sqrt(10))/10\rangle; 1/6,... more

04/02/24

Please help Not if I have the correct answer

Given vectors vec u = langle5,-3 rangle and vec v = langle-3,-6 rangle; find 4 vec u -4 vecv.vec v = langle32,12 rangle; vec v = langle-12,-32 rangle; vec v = langle-32,-12 v = langle12,32 rangle;... more

04/02/24

Area of Triangle

A = 1/2absin(x)Does the pheta, for sine have to be in radians, or can we leave it as degrees?

04/02/24

Use the power series for tan^-1(x) to prove the following series for pi as the sum of an infinite series

π = 2√(3)∑(n=0 to ∞)(-1)n/[(2n+1)(3n)]

04/02/24

Use the power series to approximate the definite integral to six decimal places.

(0 to 0.3)∫ (x2)/(1+x4)dx

04/01/24

Find the absolute minimum and absolute maximum values of f on the given interval.

f(t) = t36 − t^2,    [−1, 6]

04/01/24

Let f(x) = −x^4 − 2x^3 + 6x + 5.

a) Find the interval(s) where f(x) is concave up. (Enter your answer using interval notation.) (b)Find the interval(s) where f(x) is concave down. (Enter your answer using interval... more

04/01/24

Will the beam clear the wires on its way to standing up straight? Explain.

A construction crew wants to hoist a heavy beam so that it is standing up straight. They tie a rope to the beam, secure the base, and pull the rope through a pulley to raise one end of the beam... more

03/31/24

please help!!!!

find y'' by implicit differentiation; √x + √y = 1

03/29/24

Find the absolute maximum and absolute minimum values of f on the given interval.

f(x) = xe−x2/72,    [−4, 12]

03/29/24

Find the absolute minimum and absolute maximum values of f on the given interval.

f(t) = 16 cos t + 8 sin 2t,    [0, 𝜋/2]

03/29/24

Match the Number with its letter

1. Triangle 2. Circle 3. Great circle 4. Ellipse 5. Sphere a. diagonal cross-section of a cylinder b. cross section parallel to the base of a cone c. shape created when a... more

03/28/24

Y x 3.5% = 50,882.68. Solves for &. answer

03/28/24

please help math

A hot coffee just brewed(180F) from the coffee machine is placed in a room where the temperature is 65F.After 20 minutes, the hot coffee has cooled to 140F. Find the temperature after one hour 06... more

03/26/24

Given isosceles triangle ABC with base BCeach base angle measures 75 deg and each leg is 30 inches longfind the area of this triangle 225sqrt(2); 15/2 225 225sqrt(3) 450 None of these

Given isosceles triangle ABC with base BCeach base angle measures 75 deg and each leg is 30 inches longfind the area of this triangle 225sqrt(2); 15/2 225 225sqrt(3) 450 None of these

03/26/24

Find the exact value of the cosine and sine of the given angle.

θ=-43π/6

03/26/24

Calculus displacement question

The velocity (in meters/sec) of a particle moving along a straight line is given by v(t)=2t^2+2t+1, where t is measured in seconds. Answer the following questions given that the initial position... more

03/25/24

Teacher didn't explain this well in class, please help.

f(x)={0, if x< -3{3, if -3 ≤ x < 0{-5, if 0 ≤ x < 5 {0, if x ≥ 5 xg(x) = ∫ f(t)dt -3Determine the value of each of the following:A.) g(−6)=B.) g(−2)=C.) g(1)=D.) g(6)=E.)... more

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