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guys, sila komen formula apa yg kamu tak fhm, tetapi kamu guna je..
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quadratic formula proof
Forwarded from Mathematics Spmnetic!™ 🔢 (Jason (5 Radium))
if u wonder why tiba tiba, taking the coefficient of and dividing it by 2..
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AddMath Spmnetic!™⚡️ pinned «guys, comment what formula u dont understand...but simply use...»
Question 1: Functions
Given f:x--> 2+3x, find an expression for f^-1(x).
Given f:x--> 2+3x, find an expression for f^-1(x).
Question 2: Quadratic Function
Given the equation x^2-8x+5=(x+m)^2+n, where m and n are constants. Find the value of m and n.
Given the equation x^2-8x+5=(x+m)^2+n, where m and n are constants. Find the value of m and n.
Question 4: System of Equations
(a) To make a new flavoured ice cream 🍨, a staff need to mix x kg of mangoes 🥭 with y kg of kiwi 🥝 fruits and the mixture needs to satisfy the following equations:
x+y=13
x-y=24/x
i) Solve the simultaneous equations above to find out the values of x and y. [ 4 marks]
ii) Which solution is not practical? Give your reason. [2m]
(b) Explain the type of solution that can be obtained in solving a system of equations. [2m]
(a) To make a new flavoured ice cream 🍨, a staff need to mix x kg of mangoes 🥭 with y kg of kiwi 🥝 fruits and the mixture needs to satisfy the following equations:
x+y=13
x-y=24/x
i) Solve the simultaneous equations above to find out the values of x and y. [ 4 marks]
ii) Which solution is not practical? Give your reason. [2m]
(b) Explain the type of solution that can be obtained in solving a system of equations. [2m]