Advertisements
Advertisements
प्रश्न
Find the value of 2p − 3q + 4r − 8s, when p = 10, q = 8, r = 6, and s = 2
उत्तर
2p − 3q + 4r −8s
= 2 × 10 − 3 × 8 + 4 × 6 − 8 × 2
= 20 − 24 + 24 − 16
= 20 − 16
= 4
APPEARS IN
संबंधित प्रश्न
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
y − x = ...........
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.
xz + cd = ...................
If a = 3, b = 0, c = 2 and d = 1, find the value of a2 + b2 − c2 + d2
Find the value of 5x2 – 3x + 2, when x = 2.
Evaluate:
5x + (3x + 7x)
Simplify:
x + y − (x + `overline("y"-"x"))`
Fill in the blank:
5a + 4b + 4x − 2c = 4x − (...........)
If P = − 12x2 – 10xy + 5y2, Q = 7x2 + 6xy + 2y2, and R = 5x2 + 2xy + 4y2 ; find P – Q + R
