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3^x-3^x-1=54

Posted by Shrushti Shrushti 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Sagar Tripathi 9 months ago

1=-54

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In fig ad is the median and DE parallel to AB prove that BEis the median

Posted by Himanshu Rajawat 9 months ago

CBSE > Class 09 > Mathematics

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The ratio of the volumes of the two cones is 4:5 and the ration of their bases is 2:3.find the ratio of their vertical height

Posted by Yukti Jain 9 months ago

CBSE > Class 09 > Mathematics

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The internal and external radii of a semi- spherical cup are r₁ and r₂ respectively. The curved surface area of the cup is (a) \pi({r_{1}}^{2}+r_{2}^{2}) (c) 2\pi(r_{2}^{2}-r_{1}^{2}) (b 2\pi(r_{1}^{2}+r_{2}^{2}) (d) \pi({r_{2}}^{2}-{r_{1}}^{2})

Posted by Krishna Singh 9 months ago

CBSE > Class 09 > Mathematics

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If 4^x+4^x-1=32 find x

Posted by Kashish Shetty 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Harshit Gupta 9 months ago

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What is the full form of C P C T

Posted by Laxmi Kumari 9 months ago

CBSE > Class 09 > Mathematics

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Tannu Sishwal 9 months ago

CPCT refers to Corresponding parts of Congruent Triangle, i.e. if 2 triangles are congruent, they are exactly the mirror images of each other and the corresponding parts of both the triangles including length of sides as well as angles can be inferred to be equal. Q.

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Vibhanshu Kumar 9 months ago

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Kashish Shetty 9 months ago

Corresponding parts of congruent triangle

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Aryan Shukla 9 months ago

Corresponding part of congruent triangle

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Runakshi Aggarwal 9 months ago

Corresponding part of triangles

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If the bisector of an angle of triangle bisects the opposite side,prove that the triangle is isosceles

Posted by Saikh Naweed 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Laxmi Kumari 9 months ago

If the bisector of an angle of a triangle bisect the opposite side then triangle is an isosceles because the bisector of any two adjacent angle of a square from an isosceles right angle triangle

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Express as a linear equation in two variables 4x-1=3

Posted by Samiksha Chalwadi 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Vibhanshu Kumar 9 months ago

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Riyashini Durairaj 9 months ago

4x-1-3=0

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In given figure find the value of x

Posted by Harsimran Kaur 9 months ago

CBSE > Class 09 > Mathematics

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Find the mean 4,5,5,8,9,9,7, 8,9,8,9,8,9,0,8

Posted by Harsh Singh Rajput Harsh 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Gaurav Awari 8 months, 4 weeks ago

Mean= sum of observation/ total number of observation Mean=4+5+5+8+9+9+7+8+9+8+9+8+9+0+8/15 Mean=106/15 Mean=7.0666666666666 ——————— [Mean=7.07] ———————

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harshsinghrajput340@gmail.com

Posted by Harsh Singh Rajput Harsh 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Komal Choudhary 9 months ago

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Divyanshi Songara 9 months ago

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134537+158832-(-35872×675÷68)-68900

Posted by Atharv Bisen 9 months ago

CBSE > Class 09 > Mathematics

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The weight (in kg) of 7 students of a class are 44, 52, 55, 60, 50, 49, 45. Find the median weight.

Posted by Anshika Choudhary 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Rounika Mandal 9 months ago

597.172

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Atharv Bisen 9 months ago

57.142 kg

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The Number of books issued to 13 students in a class are: 25, 19, 24, 23, 29, 31, 19, 20, 22, 26, 17, 35, 21. Find the median no. of books for the above data.

Posted by Anshika Choudhary 9 months ago

CBSE > Class 09 > Mathematics

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The mean weight of a class of 34 students is 46.5 kg. If the weight of the new boy is included, the mean is rises by 500 g. Find the weight of the new boy.

Posted by Anshika Choudhary 9 months ago

CBSE > Class 09 > Mathematics

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If the mean of six observations y, y + 1, y + 4, y + 6, y + 8, y + 5 is 13, find the value of y.

Posted by Anshika Choudhary 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Harsh Singh Rajput Harsh 9 months ago

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The daily minimum questions solved by a student during a week were as under: Monday Tuesday Wednesday Thursday Friday Saturday 35 30 27 32 23 28 Find the mean.

Posted by Anshika Choudhary 9 months ago

CBSE > Class 09 > Mathematics