Advertisements
Advertisements
Question
If a = 3, b = 0, c = 2 and d = 1, find the value of 3a + 2b − 6c + 4d
Advertisements
Solution
3a + 2b − 6c + 4d
= 3 × 3 + 2 × 0 − 6 × 2 + 4 × 1
= 9 + 0 − 12 + 4
= 9 + 0 − (12 − 4)
= 9 − 8
= 1
APPEARS IN
RELATED QUESTIONS
Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.
a − b + y = ................
Find the value of 3a − 2b, when a = 8 and b = 10
State true and false:
The value of x + 5 = 6, when x = 1
If x = 2, y = 5 and z = 4, find the value of the following:
`"x"/(2"x"^2)`
If x = 2, y = 5 and z = 4, find the value of the following:
yx
Simplify:
2m − (3m + 2n − 6n)
Simplify:
`3"x"+(2"x"-overline("x"+2))`
Insert the bracket as indicated:
m + n − p = − (.............)
If P = − 12x2 – 10xy + 5y2, Q = 7x2 + 6xy + 2y2, and R = 5x2 + 2xy + 4y2 ; find P – Q + R
If x = a2 – bc, y = b2 – ca, and z = c2 – ab; find the value of ax + by + cz
