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Mathematics
24.09.2021 09:57
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A company that makes hair care products had 6000 people try the new shampoo of the

A company that makes hair care products had 6000 people try the new shampoo of the 6000 people,18 had allergic reaction. What percent of the people had a mild allergic reaction
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izzyisawesome5232
izzyisawesome5232
4,7(51 marks)

\displaystyle x \approx 16.5

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Trigonometry

[Right Triangles Only] SOHCAHTOA[Right Triangles Only] tanθ = opposite over adjacent

Step-by-step explanation:

Step 1: Define

Angle θ = 70°

Opposite Leg = x

Adjacent Leg = 6

Step 2: Solve for x

Substitute in variables [tangent]:                                                                     \displaystyle tan70^\circ = \frac{x}{6}[Multiplication Property of Equality] Isolate x:                                                \displaystyle 6tan70^\circ = xRewrite:                                                                                                             \displaystyle x = 6tan70^\circEvaluate:                                                                                                           \displaystyle x = 16.4849Round:                                                                                                               \displaystyle x \approx 16.5

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