1 Kazradal

Maths Homework For Form 1

Questions 1:

Simplify the polynomial and write it in standard form:
2(x + 3) - (-3x + 7)

Questions 2:

Simplify the polynomial and write it in standard form:
- 4(8x - 10) - 3(7x -1) + 3(4x) + 12

Questions 3:

Simplify the polynomial and write it in standard form:
2(x2 - 3x - 2) - (-3x2 + 7x -1 )

Questions 4:

Simplify the polynomial and write it in standard form:
-3(x3 - x2 - 2x - 5) - (4x3 - 7x -1 )

Questions 5:



Simplify the polynomial and write it in standard form:
(- 2x - 5)(2x - 8) - (2x - 5)(3x + 7)

Questions 6:

Simplify the polynomial and write it in standard form:
(x2 + 4)(x - 4) - (-x - 1)(6x)

Questions 7:

Simplify the polynomial and write it in standard form:
(-x3 + 4)(x + 2) - (2x - 1)(5x)

Questions 8:

Simplify the polynomial and write it in standard form:
(x2 + 5)(x + 5) - 3x2(3x + 1)

Questions 9:

Simplify the polynomial and write it in standard form:
(x3 + 1)(-2x + 2) + 2x2(4x2 + 1)

Questions 10:



Simplify the polynomial and write it in standard form:
(x4 - 3)(3x - 4) + 2x3(2x2 - 2)

ANSWERS TO ABOVE QUESTIONS
1) 5x - 1
2) - 41x + 55
3) 5x2 - 13x - 3
4) -7x3 + 3x2 + 13x + 16
5) -10x2 + 7x + 75
6) x3 + 2x2 + 10x - 16
7) -x4 -2x3 -10x2 + 9x + 8
8) -8x3 + 2x2 + 5x + 2x
9) 6x4 + 2x3 + 2x2 - 2x + 2
10) 7x5 - 4x4 - 4x3 - 9x + 12

More math questions and problems with detailed solutions in this site.
 

                Write the number in standard form:"Eighty billion, five hundred eleven million, two thousand, five hundred sixty-two" 

Place value chart can be used for easier conversion.The number is 80,511,002,562.    Write the number in standard form.1 Nineteen billion, six hundred seventy-five thousand, four hundred forty-eight 2 Four million, six hundred thirty-two thousand, eighty-two 3 Two hundred billion, five hundred thirty-one million, two hundred seventy-five 

1

G-6Whole Numbers

Chapter 1 / Section I - Whole Number System

 

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Place Value

Place value is the value of a digit in a number.

ex

.5,300,271

The5is in the millions placeand  its value is 5,000,000.

Standard form:  250,098

Expanded form:  200,000

+

50,000

+

90

+

8

Word form:  Two hundred fifty thousand,ninety-eight 

ex

. In word form, the number 56,015,600,012 reads"Fifty-six billion, fifteen million, six hundred thousand, twelve."

BillionsPeriodMillionsPeriodThousandsPeriodOnesPeriod

Hundred billions Ten billions Billions Hundred millions Ten millions Millions Hundred thousands Ten thousands Thousands Hundreds Tens Ones 

5 6 0 1 5 6 0 0 0 1 2

Solution

BillionsPeriodMillionsPeriodThousandsPeriodOnesPeriod

Hundred billions Ten billions Billions Hundred millions Ten millions Millions Hundred thousands Ten thousands Thousands Hundreds Tens Ones 

 8 0 5 1 1 0 0 2 5 6 2

Exercise #3Example

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