Question 5:
Solve 2^{x+1} = 8.

Addmath is all about identifying patterns and being careful with small details. Understanding the domain of a function and how to manipulate surds is key to survival 🍵

Hey folks, try to answer those

1️⃣ Completing the Square

Lengkapkan kuasa dua sempurna:
x^2 + 6x + 5

2️⃣Vertex

Find the coordinates of the vertex:
Cari koordinat titik puncak:

y = x^2 + 4x + 1

3️⃣Application (Discriminant)

The equation:
x^2 + kx + 4 = 0

Find the value of k such that the equation has equal roots.
Cari nilai k supaya mempunyai punca yang sama.

1. Points A(2, 3) and B(8, 3) lie on a straight line. Point C lies on the same line such that AC : CB = 1 : 2.
Find the coordinates of C.

2. A line passes through point P(2, -1) and is perpendicular to the line y = 2x + 3.
Find the equation of the line.

3. The points A(1, 2), B(4, 6), and C(7, k) are collinear.
Find the value of k.