Question

13.
$( \frac{1}{4} a -b + 1) {2}$

14. Divide the polynomial x?-3x²-9x-5 by x+1.
15. Evaluate (999) using suitable identities.
16. If x=3, y=2, u=-5 and v=7 then (x+y,u+v), (x-y,u-v), (x+y,u-v) and (x-
y,u+v) points are in which quadrant?
17. Write a definition of a parallel lines and draw it.
18. Three coins are tossed simultaneously 200 times with the following frequencies
of different outcomes:
Outcomes 3 heads
2 heads
1 head
No head
Frequency 53
12
54
81
Compute the probabilities (1) two times head (2) three times head, coming up.​

Answer 1

Answer:

itna bada question bro or siso 1 question do na ydi aise question doge to sb students confused ho jayege.