Aljabar Quiz

Selesaikan persamaan berikut untuk x: 2x + 5 = 11

• x = 4

• x = 2

• x = 6

• x = 3

Apakah rumus untuk menghitung keliling persegi panjang?

• 2 x panjang + 2 x lebar

• panjang x lebar

• 2 x (panjang + lebar)

• 2 x (panjang - lebar)

Simplify the expression: 3x + 2y - 4x + y

• -x + 3y

• 5x - y

• 2x + 3y

• -4x + 3y

Jika a = 3 dan b = 5, berapakah nilai dari 2a + b?

• 11

• 10

• 7

• 13

What is the formula to find the area of a triangle?

• base + height

• base * height

• (base * height) / 2

• base - height

Solve the equation for x: 4(x - 3) = 20

• x = 15

• x = 8

• x = 10

• x = 5

Jika x = 2 dan y = 4, hitunglah nilai dari x^2 + 2xy + y^2

• 30

• 36

• 20

• 42

What is the rule for multiplying two negative numbers?

• The product is negative.

• The product is always positive.

• The product is zero.

• The rule for multiplying two negative numbers is that the product is positive.

Simplify the expression: 2(3x - 4) - 5(2x + 1)

• -4x - 13

• -6x - 7

• -4x - 3

• -6x - 13

Jika a = 4 dan b = 2, berapakah nilai dari a^2 - b^2?

• 12

• 8

• 6

• 10