MATH QUIZ 10B Flashcards

1

how many solutions are there if a1/a2 = b1/b2?

none of these
one solution
no solution
infinite solutions

2

Varahamihira the famous mathematician helped to lay foundations of what?

none of these
laws of trigonometry
values of trigonometric ratios
uses of trigonometry

3

is (distance formula)d=√((x₂-x₁)²+(y₂-y₁)²)

False
True

4

quadratic equation is of the form?

ax2 + bx + c
ax2 + bx + c =0
ax - bx + c =0
ax2 + bx + cx

5

If a pair of linear equations is consistent then the lines are

always coincident
intersecting/coincident
parallel
always intersecting

6

If b²- 4ac >0 then they have

real and equal roots
real but unequal roots
imaginary root
unreal but equal roots

7

Srinivasa ramanjan is famous for which of these?

morse code
mahalanobis model
mock theta functions
pillai prime

8

Is Discriminate = b²+4ac

False
True

9

for some integer n the odd integer is represented in the form of

2n
2n+1
n
n+2

10

secѲ is the reciprocal of?

sin Ѳ
cosec Ѳ
cot Ѳ
cos Ѳ

11

class mark = ?

none of these
U.P - L.L/2
U.P + L.L / 2
U.P X L.L/ 2

12

is cosec 60= 1/ √3?

False
True

13

If a=10 & d=10 the 1st 4 terms will be?

10,20,30,40
10,30,50,60
10, 15, 25,50
10,30,50,90

14

1- cos² A is equal to

sin2A
sinA
secA
sec2A

15

who is the father of trigonometry

Hipparchus
Aryabhata
Thalus
Erastosthenes

16

Formula for finding the nth term of an AP

a - (n - 1) d
a (n - 1) d
a -(n +1) d
a + (n - 1) d

17

what does 'd' represent in an AP?

common difference
progression
Distance
none of these

MATH QUIZ 10B

Questions 17

MATH QUIZ 10B

Questions 17