Advertisements
Advertisements
प्रश्न
If x = 3, y = 2 and z = 1; find the value of 2x – 3y + 4z + 5
Advertisements
उत्तर
x = 3, y = 2, z = 1
2x – 3y + 4z + 5
= 2 × 3 − 3 × 2 + 4 × 1 + 5
= 6 − 6 + 4 + 5
= 15 − 6
= 9
APPEARS IN
संबंधित प्रश्न
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
c ÷ b = ...........
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
z ÷ x = ..................
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
d ÷ x = ..................
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
xy − bd = ..............
State true and false:
The value of x + 5 = 6, when x = 1
Simplify:
6a2 + (2a2 − a2) − (a2 − b2)
Simplify:
x + y − (x + `overline("y"-"x"))`
Simplify:
p + 2 (q − r − p)
Simplify:
`"a"−[−{−(a−overline("b"-"c"))}]`
If P = − 12x2 – 10xy + 5y2, Q = 7x2 + 6xy + 2y2, and R = 5x2 + 2xy + 4y2 ; find P + Q + R
