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Inessa [10]
3 years ago
12

Factorise the following: x*2-2x-3

Mathematics
1 answer:
Annette [7]3 years ago
6 0
The answer would be (x-3)*(x+1)
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the perimeter of a rectangular plot of land whoose length is 2x+15and width x-10m is 80cm find the area of x​
Mnenie [13.5K]

Answer:

x=25

the area of x squared is then 625

Step-by-step explanation:

3x +5 = 80

3x= 75

x=25

the area of x squared is then 625

5 0
3 years ago
Peter was given 40 words to spell to qualify for a prize. He must spell at least 90% of those words correctly. At least how many
AnnZ [28]

Answer:

He should have to spell at least 36 of these words correctly.

Step-by-step explanation:

40 words.

He must spell at least 90% of those words correctly.

At least how many words should he have to spell correctly to get the prize?

90% of 40. So

0.9*40 = 4*9 = 36

He should have to spell at least 36 of these words correctly.

6 0
3 years ago
Convert <br> 32 ½ meters to feet
Olin [163]

Answer: 32 1/2 meters = 106.63 ft

Step-by-step explanation: 1 meter is 3 ft and 3.37 inches, or 39.37 inches :)

5 0
3 years ago
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Solve for x: 3 &lt; X + 3 &lt; 6
larisa86 [58]

Answer:

0<x<6

I think this is right, hope this helps!

4 0
3 years ago
Which polynomial represents the sum below?
adell [148]

Answer:

answer A

Step-by-step explanation:

hello,

4x^2 + 1 + 4x^2+x+2=(4+4)x^2+x+1+2=8x^2+x+3

hope this helps

8 0
3 years ago
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