Simplify: (A + B) − (C + D) − (E − F)

Simplify:

(a + b) − (c + d) − (e − f)

योग

(a + b) − (c + d) − (e − f)

= a + b − c − d − e + f

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अध्याय 20: Substitution (Including Use of Brackets as Grouping Symbols) - Exercise 20 (B)

अध्याय 20 Substitution (Including Use of Brackets as Grouping Symbols)
Exercise 20 (B) | Q 2.07

Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.

ab + y = ...............

Find the value of 3a − 2b, when a = 8 and b = 10

If a = 3, b = 0, c = 2 and d = 1, find the value of a² + 2b² − 3c²

Show that the value of x³ – 8x² + 12x – 5 is zero, when x = 1.

If a = 3, find the values of a² and 2^a.

Simplify:

`5{"a"^2-"a"("a"-overline("a"-2))}`

Insert the bracket as indicated:

2x − y + 2z = 2z − (....................)

If x = 2, y = 3 and z = 4, find the value of 3x² – 4y² + 2z².

If x = a² – bc, y = b² – ca, and z = c² – ab; find the value of ax + by + cz

If x = a² – bc, y = b² – ca, and z = c² – ab; find the value of ay – bx + cz