Example 2
Find the factors of x2+ 3x -18.
Solution:
x2+3x - 18 = x2-3 x+6x -18
= ( x2-3x ) + ( 6x-18 )
= x ( x-3 ) + 6 ( x -3 )
= (x - 3) (x + 6)
(x-3) and (x+6) are the factors of the above trinomial.
More on:
Example 2
Find the factors of x2+ 3x -18.
Solution:
x2+3x - 18 = x2-3 x+6x -18
= ( x2-3x ) + ( 6x-18 )
= x ( x-3 ) + 6 ( x -3 )
= (x - 3) (x + 6)
(x-3) and (x+6) are the factors of the above trinomial.
More on:
The band articulation is parameterize by agent amplitude and subset.The announcement for band articulation is L = { u + tv | t [in] [ 0, 1 ] }. Here u and v is agent amplitude and L is subset and accede the end credibility as u, u + v.This is bidding for bankrupt band segment.
For accessible bend articulation the subset is bidding as L = { u + tv | t [in] (0, 1) }. Here aswell u and v is vectors.
The absolute band is afar by end credibility that is the credibility is referred as bankrupt interval. [barAB] is announce the band articulation length. The band articulation has one ambit that is length. It does not accommodate amplitude and breadth. The two end credibility has beeline line.
Line articulation categories:
Diagonal band articulation – The quadrilateral adverse abandon are connected.
Horizontal band articulation – The beeline band is advised with two end points.
Vertical band articulation – The band articulation on vertical axis.
Parallel band articulation – The band articulation on alongside axis.
Perpendicular band articulation – This is aforementioned as vertical band segment.
The band blueprint is use the band articulation for artifice the band on axisModule 7 maths past paper question 1:
Solve the equations and find the value of x. 5x + 7 = x - 13
Answer: -5
Module 7 maths past paper question 2:
Rearrange equation to make x the subject y = 3x + 6
Answer: x = M
Module 7 maths past paper question 3:
What is the highest common factor of 12 and 18.
Answer: 6
Module 7 maths past paper question 4:
Write 80 as a product of smallest factors
Answer: 2 * 2 * 2 * 2 * 5
Module 7 maths past paper question 5:
In a sports club there are 60 boys and 48 girls. Write the ratio of boys to girls in its simplest terms
Answer: 5 : 4
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The expression of definite integral with lower and upper limit is f(x) dx . The definite integral is also known as Riemann integrals. In definite integral,
f(x) dx . where, a, b and x is the complex numbers and path of integration from a to b. The calculus fundamental theorem allows the definite integrals to be computed in terms of indefinite integrals. Where, F is the indefinite
integral and f(x) is continuous function. The standard form of indefinite integral is f(x) dx. The standard form of definite integral with an interval a to b
f(x) dx = F(b) - F(a).
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