)
Evaluate the expressions in questions 3-5 when p = 4,q = 2, r = 3 and s=5.
3 a) 2p+4q
b) 5r-3
c) 3q - 4s
d) 6p - 8q + 4s
e) 3r - 3p +5q
f) -p-q+r+s
Answers
Answered by
0
Answer:
option.d
it may be correct answer
Answered by
0
Step-by-step explanation:
a) p=4 , q=2
2p+4q
putting the values
2(4)+4(2)
8+8
16
b) r=3
5r-3
putting the values
5(3)-3
15-3
12
c) q=2 , s=5
3q-4s
putting the values
3(2)-4(5)
6-20
-14
d) p=4, q= 2,s=5
6p-8q+4s
putting the values
6(4)-8(2)+4(5)
24-16+20
24+4
28
e) r= 3,p= 4,q=2
putting the values
3r-3p+5q
3(3)-3(4)+5(2)
9-12+10
9-2
7
f) p=4, q= 2,r=3, s=5
-p-q+r+s
putting the values
–4–2+3+5
–6+8
-2
Hope it helps
Similar questions