What is the product of 2.8 x 10° and 7.7 x 10° expressed in scientific notation?

Q: Visualize the addition of ( 3+ 8i) + (4 – 4i) by plotting the initial point, and the result. 10+ 6-…

A: Given  (-3+8i)+(4-4i) = (1+4i)

Q: By writing the individual factors on the left in exponential form, performing the needed operations,…

A: Rectangular form to exponential form:  z=a+ib ------------------------------------------------------…

Q: 16. cos 18° COS

A:

Q: Simplify completely:  (−5+3i)−(6−i)

A: Proceed as shown...

Q: Perform the indicated operations and write the result in standard form : 3i(2 + i)

A: We first distribute 3i

Q: Use a calculator to approximate csc (- 304 degree).     1.2062

A:

Q: 1. Simplify: a. 2i68 – 3i-89 + 4i114 i-125 + 2i213 + 3i-314 b. 5i97 - 4195

A:

Q: implify the trig expression. 8/1-sin(a)+8/1+sin(a)

A:

Q: Find the indicated power. Write the answer in standard form. (3 + 3i)³

A:

Q: Give the exact value of  CSC 7(pi)/6

A: Given Data: Trigonometric Expression: csc7π6 The value of cosecant of angle π6 is, cscπ6=2

Q: . Evaluate (3 + 4i) and write the answer in standard form, a + bi.

A: Given : We have given the expression  (3+4i)2 To find:  given expression in the form of a + bi…

Q: What is the value of (-3i)(4i)?

A:

Q: Question 3 Simplify, Vi cis(135°) 2+2i -/2 1/7

A: (3) Consider the provided expression, 2cis135°2+2i Simplify the provided expression. We can write…

Q: Write an equivalent expression for cos4 θ that does not involve any powers of sine or cosine greater…

A: Write an equivalent expression for cos4θ that does not involve any powers of sine or cosine greater…

Q: 10 + 5i 4i

A:

Q: Which of the following is the standard form for the product of (2 + 3i)(2 3i)?

A:

Q: Visualize the addition of (3 + 6i) + ( – 7 – 8i) by plotting the initial point, and the result. 10+…

A:

Q: Write the product as a sum or difference: 8 sin(20x)sin(9r)

A: Consider  8sin(20x)sin(9x)

Q: The formula a - b sin 2 a + b cos a - cos b = -2 sin 2 can be used to change a of two cosines into…

A: The given trigonometric formula, cosa-cosb=-2sina+b2sina-b2 Take the left side of the expression.…

Q: ); Find the value of 7 if e =1+3i %3D

A: Here just to use the any complex number can be written as reiθ

Q: Find the exact solution of the equation. 4sin-1x=pi

A: Now we will find the solution.  We know,  sin(pi/4) = 1/sqrt(2)

Q: perform the indicated operation and simplify. 5i(3 - 6i)

A: Given :                           5i (3 - 6i)

Q: At the bottom it is 1-tan^2 112.5 degrees, not a +, would this change the answer?

A: The given expression,         2tan 112.5°1-tan2112.5°

Q: Simplify each expression by first substituting values from the table of exact values and…

A: 5sin260°

Q: If a = 5i and b =-3x, then find the value of a b in fully simplified form.

A: Ques : Given that a=5i and b = -3x we have find a2b in simplified form

Q: Determine (1+4i)(5+i)

A: We need to multiply two complex numbers 1+4i5+i Now,  i=-1⇒i2=-1 We will use this in the calculation…

Q: QUESTION 15 Add: 3.6 x 103 and 8x102 Write the answer in scientific notation TTTArial v 3 (12pt) v T…

A:

Q: Simplify: (4i)3

A: Distribute the cube

Q: Find the value of the product. 2 sin(52.5°) sin(82.5°)

A: Given:   2 sin(52.5°)sin(82.5°)To determine the given product.

Q: Evaluate the expression without using a calculator, and write your answer in radi. sin 6.

A: sin-1(-√3/2) =?

Q: Simplify completely: (5−2i)(3i)

A:

Q: solve Cos 58.8=x/7 without a calculator

A:

Q: Separate 3+7i/2+5i into real and imaginary parts

A: The given expression is, 3+7i2+5i

Q: find (1+2i)^5/3 write your final answer in a+bi form

A: We have to express in terms of a+bi.

Q: perform the indicated operation and simplify. (4 + 3i)/(6 - 2i)

A: The given expression is 4+3i6-2i   Apply complex arithmetic rule:  a+bic+di = c-dia+bic-dic+di =…

Q: i. Cos (57) 3 2

A:

Q: Visualize the multiplication of (2 + i)( – 2 – 3i) by plotting the initial point, and the result.…

A: Given,           2+i-2-3i

Q: Perform the indicated operations and write the result in standard form : 4i(3i - 2)

A: To write the given equation 4i(3i-2) -(i) in standard form.

Q: cos(920)

A: use trigonometric identity

Q: Write the product as a sum or difference: 14 sin(406)cos(166) =

A: Here we use basic product to sum formulas of trigonometry. We want to write the given product as sum…

Q: 1. Solve and sketch the 4 answers to x - 16i TO

A: Given, x4=16i

Q: Find the value of the product. 2 sin(37.5) sin(82.5)

A: Given,            2 sin37.5∘sin82.5∘

Q: Simplify completely: (2+3i)(4−i)

A: Solution

Q: What is the angle of elevation of the sun when a 47-ft mast casts a 30 ft shadow? 47 ft -30 ft - The…

A: what is angle elevation  of the sun 47 ft mast casts a 30 shadow.

Q: Use a calculator to approximate csc (- 304 degree).     1.4826

A: Concept used: Trigonometric ratio cosec-θ=-cosecθ The value of the sin360°-α=-sinα. Calculation: The…

Q: Solve for Gi 000 =98.1 %3D 10 000 sin ox

A:

Q: Rewrite the expression sin* 70 entirely in terms of cosine. Simplify as much as possible. --

A:

Q: What is the angle of elevation of the sun when a 44-ft mast casts a 30 ft shadow? 44 ft 30 ft - The…

A:

Q: What is the angle of elevation of the sun when a 47-ft mast casts a 35 ft shadow? 47 ft 35 ft - The…

A: Explanations of the solution is given below...

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.