Question

MATHEMATICS • Board - Question Papers INCERT
ndard 10 • MATHEMATICS .
Section : B
questions in short. (Q:17 to 26) (2 Marks cach)
Answer the following questions i
17. Prove that is 5+2V7 irrational.
10) using Euclid's division algorithm.
polynomial 4x2 + 16x + 1, then find the rema
8. Find HCF (144, 610) using Euclid's division
if (28 - 1) is a factor of polynomial 4x2 + 16 +
e solutions by the elimination method : 3x + 4y - 10 = 0
OR
Find the solution by the substitution metho
lution by the substitution method : x - 3y - 10 = 0 and x
If tan 0 = 24 then find value of sin 0 + cose
Evaluate : cos(48°) - sin (42) 21 a
OR
ftan A = cot B, prove that A + B = 90° 216
rom a point Q the length of the tangent to a circle is 24 cm and th
e centre is 25 cm. Then find radius of the circle ?
OR
Fuadrilateral ABCd is drawn to circumscribe a cricle. Prove that
mark distiribution of 30 students at science examination in a
arks
10-25 25-40 40-55 55-70 70-8
mber of Students 05 21 21 08 25
the mode of this data.
of a rectangle is 21m'. If the​

Answer 1

Answer:

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