3 years ago

The notebook costs £ 1.10, the pen is £ 33 and the pencil £ 25 buys (Remy) 4 pencils, one pen, two sharpeners and some paint.

Mathematics

1 answer:

Elenna [48]3 years ago

3 0

what do you need to know? you should write the question

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Fill in the blanks.<br><br> (x+_)^2=x^2+14x+_

Serga [27]

Step-by-step explanation:

(ax + b)² = a²x² + 2abx + b²

In this case, a = 1, so:

14 = 2b

b = 7

(x + 7)² = x² + 14x + 49

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3 years ago

Multiplication always sometimes or never true

mixas84 [53]

Always true,hope I have helped

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3 years ago

Express 4x^2 − 12x in the form (2x + a)^2 + b.

gladu [14]

Answer: $(2x-3)^2-9\\$

a=-3

b=-9

Step-by-step explanation:

$4x^2-12x=(2x)^2-2*2x*3+9-9\\=(2x-3)^2-9\\$

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3 years ago

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ZanzabumX [31]

The Answer is A. Milligram.

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morpeh [17]

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The notebook costs £ 1.10, the pen is £ 33 and the pencil £ 25 buys (Remy) 4 pencils, one pen, two sharpeners and some paint.​

The notebook costs £ 1.10, the pen is £ 33 and the pencil £ 25 buys (Remy) 4 pencils, one pen, two sharpeners and some paint.