9x + 8 = 72
x = 7
9x + 15 = 135
x = 13
3x + 15 = 45
x = 10
What gas do plants release during photosynthesis?
What is the chemical symbol for gold?
Factorize x2 - 16
(x - 4)(x + 4)
62-42
20
Find the midpoint between (2,4) and (8,6)
(5,5)
What is the largest internal organ in the human body?
Liver
Which scientist proposed the theory of general relativity?
Albert Einstein
4x²y / 2xy²
2x/y
Line through (0,2) slope 3
y = 3x + 2
(x + 4)²
x² + 8x + 16
Which part of the brain regulates breathing and heart rate?
Brainstem
Which gas is used to fill light bulbs traditionally?
Argon
√50
5√2
Vertex of y = x² - 4x + 3
(2, -1)
(2x³)²
4x⁶
What is the chemical formula for methane?
CH₄
Which scientist discovered penicillin?
Alexander Fleming
Differentiate: f(x)=3x²+4x
f'(x)=6x+4
Solve: tanθ=1
θ=45°
Simplify: sin²θ + cos²θ
1
What type of electromagnetic radiation has the shortest wavelength?
Gamma rays
Which process allows plants to release water vapor into the air?
Transpiration