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hodyreva [135]
3 years ago
11

PLEASE HELP WITH MATH! 100 PTS

Mathematics
2 answers:
hammer [34]3 years ago
8 0

Answer:

66

Step-by-step explanation:

after math the expression is 16 + 49 = 66

timurjin [86]3 years ago
6 0

Answer:

1.) step No.3 x(2x-5) - (2x-5)

2.) 16 +28i-28i - 49i²

but we know i² = -1

the expression becomes

16 + 49

= 66

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