Math, asked by venomnight837, 10 months ago

What number should be added to the polynomial x^2+7x-35,so that3 is the zero of polynomial

Answers

Answered by ayushyadav143
1

Your answer is given below =》》》

Answer: -5 should be added.

Step by step -:::::

P(x) = X^2+7x -35

Then put the value of 3 in X,

I.e

P(3) = 3^2 +7*3-35

= 9 + 21 - 35

= -5

Therefore, -5 should be added to -35( REMEMBER ALWAYS PUT A SIGN OF SUBTRACT WHENEVER ADDED IS WRITTEN)

Answered by Anonymous
1

Step-by-step explanation:

STEPS OF CONSTRUCTION:

1.Draw line segment of length AB=8cm.

2. Draw any Ray AX making acute ∠BAX with AB

3. Draw a parallel to BY parallel to AX by making∠ABY=∠BAX.

4. Make 3 points A

1

,A

2

,A

3

on AX & 4 points B

1

,B

2

,B

3

,B

4

on BY such that

AA

1

=A

1

A

2

=A

2

A

3

=BB

1

=B

1

B

2

=B

2

B

3

=B

3

B

4

5. Join A

3

B

4

. Then it intersect AB at a point P.

Thus P is the point of dividing AB internally in the ratio 3:4.

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