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Akimi4 [234]
3 years ago
11

Multiply (2 – 7i)(9 + 5i)

Mathematics
2 answers:
ivolga24 [154]3 years ago
8 0

Answer:

18-53i-35i2

Step-by-step explanation:

Neko [114]3 years ago
4 0

(2-7i)(9+5i)

18+10i-81i-35i^2

The answer is 35i^2 - 71i +18

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Pls answer this It will help me understand this question
Anastaziya [24]

r:-

\\ \rm\hookrightarrow r+60+50=180(Supplementary)

\\ \rm\hookrightarrow r+110=180

\\ \rm\hookrightarrow r=180-110

\\ \rm\hookrightarrow r=70

<h3>p:-</h3>

\\ \rm\hookrightarrow p=50(Opposite\: angles)

q:-

\\ \rm\hookrightarrow q=70+60(Opposite \:angles)

\\ \rm\hookrightarrow q=130

6 0
3 years ago
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Solve for x ; 15x - 3(3x + 4) = 6 ?
nata0808 [166]

Answer:

x = 3

Step-by-step explanation:

15x-3(3x + 4) = 6

Distribute

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Simplify

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3 years ago
What are 2 numbers that add up to 8 and multiply to 15?
Zepler [3.9K]
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Calculate 73% of 200 by mult. 200 by 0.73:  0.73(200) = 146.
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Given the Arithmetic series A1+A2+A3+A4
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