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SonuNewbie

Asked: August 9, 2021In: NCERT Class 9th Maths

In Question 4, point C is called a mid-point of line segment AB. Prove that every line segment has one and only one mid-point.Q.5

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This is very important question of ncert class 9th of chapter Introduction To Euclid’s Geometry . How I solve the ...Read more

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SonuNewbie

Asked: August 10, 2021In: NCERT Class 9th Maths

In Fig. 7.48, sides AB and AC of ΔABC are extended to points P and Q respectively. Also, PBC < QCB. Show that AC > AB. Q.2

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Find this important question of ncert class 9th of chapter triangles .Sir please help me to find out the easiest ...Read more

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mehakNewbie

Asked: June 17, 2023In: CBSE

In each of the following systems of equations, determine whether the system has a unique solution, no solution or infinite solutions. In case there is a unique solution, find it from 1 to 4. 1. x − 3y = 3 3x − 9y = 2

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Explain the unique solution,no solution or infinite solutions Class 10th rd sharma pair of linear equations in two variables.

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mehakNewbie

Asked: July 21, 2023In: CBSE

1. Find the distance between the following pair of points. (i) (- 6, 7) and (-1, -5) (ii) (a + b, b + c) and (a -b, c – b) (iii) (a sin α, – b cos α) and (- a cos α, b sin α)

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Explain this question of coordinate geometry using various formulas, stated in the Rd sharma book. Class 10th Cbse, Rd Sharma, Coordinate Geometry.

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Deepak BoraNewbie

Asked: July 1, 2020In: IIT, Olympiad

Prove that:- (a + b) (b + c) (c + a) ≥ 8abc.

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By AM-GM Inequality:- Prove that:- (a + b) (b + c) (c + a) ≥ 8abc. This is a great question from ...Read more

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Deepak BoraNewbie

Asked: July 14, 2020In: CBSE

Express the trigonometric ratios sin A, sec A and tan A in terms of cot A.

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Using the standard Trigonometry formulas/identities convert these rations in terms of cot A.

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Deepak BoraNewbie

Asked: July 16, 2020In: ICSE

Ratio and proportion

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Ratio and proportion ICSE

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In Question 4, point C is called a mid-point of line segment AB. Prove that every line segment has one and only one mid-point.Q.5

In Fig. 7.48, sides AB and AC of ΔABC are extended to points P and Q respectively. Also, PBC < QCB. Show that AC > AB. Q.2

In each of the following systems of equations, determine whether the system has a unique solution, no solution or infinite solutions. In case there is a unique solution, find it from 1 to 4. 1. x − 3y = 3 3x − 9y = 2

1. Find the distance between the following pair of points. (i) (- 6, 7) and (-1, -5) (ii) (a + b, b + c) and (a -b, c – b) (iii) (a sin α, – b cos α) and (- a cos α, b sin α)

Prove that:- (a + b) (b + c) (c + a) ≥ 8abc.

Express the trigonometric ratios sin A, sec A and tan A in terms of cot A.

Ratio and proportion