Question

ગુજરાત માધ્યમિક અને ઉચ્ચતર માધ્યમિક શિક્ષણ બોર્ડ, ગાંધીનગર,
Unit Test -3: 2020-21
Std-10 (English Medium)
Subject: Maths (12)
Time : 45 Minutes
Total Marks : 25
Instructions : This question paper contains 12 sub questions.
* All the questions are compulsory.
Section-A
Answer the following questions as per Instructions given. (1 mark each) 14
Q-1 The graph for polynomial p(x), y p(x)
find the number of zeros for p(x)
Q-2
Q-3
Q-4
.
Q-5
Q-6
0-7
Q-8
For the given quadratic equation 5x + 3y - 5 state the root.
(A) (10)
(B) (2.1) (9) (-).-2) (D) (0,1)
State the common difference d for the given A.P.
3 1 1 3
2'2' 22'
Point (4. 3) is at a Perpendicular distance of ..... from the X-axis
Section-B
Answer the following. (2 marks each)
[8]
Find the zeros of the polynomial x – 3 and venify the relationship between the zeros
and the coefficients.
Solve the following pair of linéar equations by the elimination method
ry 5, 2x - 34
Find the sum of the A.P.34 + 32 + 30+...+10
Find the Co-ordinals of the point which divides the line segment joining the points
(4, -3) and (8.5) in the ratio 3:1 internally.
Section-C
Answer the following. (3 marks each)
[9]
Divide 3x' + x + 2x + 5 by 1 + 2x + x
A manufacturer of TV sets produced 600 sets in the third year and 700 sets in the
seventh year. Assuming that the production increases uniformly by a fixed number
every year. Find (1) The production in the first year (1) The production in the 10 year
(iii) The total production in the first 7 years
Find the area of the triangle formed by the points (2,3), (1.0), (2. - 4)
Section-D
Solve the following.
(4)
Mans, travels 300 kms to her native partly by train and partly by bus. She takes
4 hours, if she travels 60 kms by train and the remaining by bus. If she travels 100 kms
by train and the remaining by bus, she takes 10 minutes longer. Find the average
speed of the train and the bus separately
.
Q-9
Q-10
0-11
Q-12​

Answer 1

Answer:

In which language you ask I cannot understand

Answer 2

The graph for polynomial p(x), y p(x)

find the number of zeros for p(x)