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RideAnS [48]
3 years ago
10

Please i need math help

Mathematics
1 answer:
stellarik [79]3 years ago
6 0

m\angle1 = m\angle5 = m\angle7 = 135°

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Express your answer in scientific notation. 4.1 x 10^-2 - 2.6 x 10^-3
bekas [8.4K]

(4.1 \times  {10}^{ - 2}) - (2.6 \times  {10}^{ - 3}) =  \\

(4.1 \times  {10}^{ - 2}) - (0.26 \times  {10}^{ - 2}) =  \\

Factoring \:  \:  {10}^{ - 2}

(4.1 - 0.26) \times  {10}^{ - 2}  =

3.84 \times  {10}^{ - 2}

_________________________________

And we're done.

Thanks for watching buddy good luck.

♥️♥️♥️♥️♥️

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ohaa [14]

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B is the right answer and if you want learn this, than learn algebric expression

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