What is cos A B C D 5T 6 1 ? 1 2 2 √3 2

Q: xx+10 ä- x=x+10 " P xx+10> P xx+10 " and ₂x+10 Pxx Pxx+10 xx+10' xx+10

A: Given different actuarial notations to find the corresponding formulas.

Q: Simplify O O O √2 2 1 √√3 √3 T 8 2 tan 1-tan² H8 T

A: To simplify the following expression.

Q: 6572sinx-70 82 Cosx 20

A:

Q: If cot0 = 3 and cose < 0: Find the EXACT value of a) cos(20) b) sin )

A: Here,  cot θ=3, cos θ&lt;0⇒csc θ=-cot2θ+1⇒csc θ=-32+1⇒csc θ=-9+1⇒csc θ=-10=-10⇒sin θ=1csc θ=-110⇒cos…

Q: Find 2π 3 [V² [V 0 0 5 п 6 xy sin (x² + y²) dx dy

A:

Q: If A = -4 + 2i and B = 3 – 5i, in which quadrant does A + 2B lie?

A:

Q: Question 12 > Let a = - 6ỉ – 73 and b = – 47 – 33. Find ä · |

A: In this,we find dot product of given vectors a&amp; b.

Q: plify. 1+sin u cosu

A: We first add the fractions using LCD LCM of the denominators= (1+sinu)cosu

Q: Find w = a + bi = √z where a and b are real numbers. 24+10i W = W =

A: w = 5 + i  ,  w = -5 - i Explanation: Or  Thank you 😊

Q: If Ax) = 2 sinxcos x, find f

A: f(x) = 2sin(x) cos(x) -&gt; f(x) = sin(2x) Now differentiate with respect to x,  f'(x) = 2 cos(2x)

Q: Use the formula d = √² +²2-2r₁ r₂ cos (0₂-0₁) to find the distance 3π between 4, 4 and 8, T

A: