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How do you factorize a quadratic when a ≠ 1 when ax²+bx+c=0

First check if a, b and c all have a common factor.For example, if we have 3x²+6x+3=0, we can divide both sides by 3 and get x²+2x+1=0, which is easier to solve.If a,b and c do not all have a common factor w...
GT
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How do you calculate the specific heat capacity of a substance?

c = EmΔt. With E being the thermal energy during the transfer, m being the mass of the substance, and Δt being the change in temperature.Usually they'll hide one of the values E, m or Δt in a different equat...
GT
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Solve the simultaneous equation by elimination: 3x + y = 11 and 5x + y = 4

Simultaneous equations have at least two unknowns that must have the same value in each equation. This means the value of x and y in both equations must be the same. To solve this by elimination, the aim is ...
MA
Answered by Moyin A. • Maths tutor
4897 Views

What are the possessive adjectives in French?

The possessive adjectives in French indicate that something belongs to someone. For example: my pen, her house, our school.In French they are as follows:My: mon, ma, mesYour (singular): ton, ta, tesHis/Her/I...
DR
Answered by Dakota R. • French tutor
4144 Views

How do waterfalls form?

Waterfalls form where a river is flowing over hard rock lying on soft rock. The soft rock is eroded faster, so there is a step in the river which deepens over time. It is eroded by hydraulic action and abras...
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Answered by Dakota R. • Geography tutor
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