3 years ago

Solve the equation for principal values of x. Express solutions in degrees.

Mathematics

1 answer:

timama [110]3 years ago

3 0

Answer: i think is B=45

Step-by-step explanation $x=45+360n,135+360n\\=45$

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(b) Her friend Hannah gets 70% of the 140 marks available in the exam.

Lisa [10]

$\huge\fbox{Answer ☘}$

number of marks available = 140

percentage secured = 70%

therefore marks secured =

$70\% \: \: of \: 140 \\\\ =>\frac{70}{100} \times 140 \\ \\ = > 98 \: marks$

hope helpful~

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2 years ago

WILL GIVE BRAINLIEST

Paul [167]

256.
EXPLANATION:

When you are using exponents, you are basically just doing repeated multiplication.

Whatever the exponent (smaller number is) is how many times you multiply the base number by itself.

So 4 ^4 is 4 x 4 x 4 x 4. (4 fours.)

So 4 x 4 x 4 x 4 is 256.
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