Find the value of 6m − 2n − 5p − 3q, when m = 20, n = 10, p = 2 and q = 9
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
Find the value of 4pq × 2r, when p = 5, q = 3 and r = 1/2
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
Find the value of `"yx"/"z"`, when x = 8, y = 4 and z = 16
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
Find the value of `("a+b"-"c")/(2"a")`, when a = 5, b = 7 and c = 2
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of 3a + 2b − 6c + 4d
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of 6a − 3b − 4c − 2d
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of ab − bc + cd − da
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of abc − bcd + cda
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of a2 + 2b2 − 3c2
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of a2 + b2 − c2 + d2
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If a = 3, b = 0, c = 2 and d = 1, find the value of 2a2 − 3b2 + 4c2 − 5d2
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
Find the value of 5x2 – 3x + 2, when x = 2.
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
Find the value of 3x3 – 4x2 + 5x – 6, when x = − 1.
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
Show that the value of x3 – 8x2 + 12x – 5 is zero, when x = 1.
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
State true and false:
The value of x + 5 = 6, when x = 1
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
State true and false:
The value of 2x – 3 = 1, when x = 0
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
State true and false:
`(2"x"-4)/("x"+1)` = − 1, when x = 1
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If x = 2, y = 5 and z = 4, find the value of the following:
`"x"/(2"x"^2)`
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If x = 2, y = 5 and z = 4, find the value of the following:
`"xz"/"yz"`
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined
If x = 2, y = 5 and z = 4, find the value of the following:
zx
[20] Substitution (Including Use of Brackets as Grouping Symbols)
Chapter: [20] Substitution (Including Use of Brackets as Grouping Symbols)
Concept: undefined >> undefined