Ask Question
MathematicsMathematics
5 October, 23:16

Simplify (9-7i) (11+8i)

+3
Answers (2)
  1. 6 October, 01:16
    0
    Usually in these kinds of question I like to keep the variables in front, but that's just my thing so it's your call whether you want to do it or not.

    (9 - 7i) (11 + 8i) = (-7i + 9) (8i + 11)

    Multiply:

    (-56i^2 + - 77i) + (72i + 99) = - 56i^2 - 5i + 99
  2. 6 October, 02:04
    0
    According to WolframAlpha, the answer is 155 - 5i
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Simplify (9-7i) (11+8i) ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
G (x) = 2 (x - 1) 2 + 2, how is the graph of g (x) transformed from the graph of its parent function?
Answers (2)
A sandwich costs 5:70 and a piece of fruit costs 2:15 if you have a 20 bill, how much change will you get?
Answers (1)
What is the value of x if 6x+7=13x-9
Answers (2)
Which of the following statements best defines the cardinality of a sample space? A. Cardinality refers to the number of outcomes in a sample space. B. Cardinality refers to the number of events in a sample space. C.
Answers (2)
6 + 2i 3 + 2i Simplify the expression. A) 22 - 6i - 13 B) 14 - 6i - 13 C) 22 - 6i 13 D) 14 + 6i 13 E) 36 + 6i 13
Answers (1)
New Questions in Mathematics
5.815 in mixed number
Answers (2)
An infant is 32.625 inches (in) long. Write this as a common fraction.
Answers (1)
Is the dilation of - 3/4 a contraction or an expansion?
Answers (1)
Complete the square x^2+2x-7=17 A) x=-1, x=3 B) x=5, x=-4 C) x=-1, x=4 D) x=-6, x=4
Answers (1)
There are 5,280 feet in one mile how many feet are in 143 miles?
Answers (2)
Home » Mathematics » Simplify (9-7i) (11+8i)
Sign Up Forgot Password?