2 years ago

Jennifer and Jessica come up with different answers to the same problem...

Mathematics

1 answer:

podryga [215]2 years ago

8 0

Jessica. pi/pi is rational, ie 1 but pi/e is irrational

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A. A reflection over the x-axis

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GuDViN [60]

Answer:

$\frac{-5 \pm \sqrt{13} }{6}$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Step-by-step explanation:

Step 1: Define

$\frac{-5 \pm \sqrt{5^2-4(3)(1)} }{2(3)}$

Step 2: Evaluate

Evaluate Exponents: $\frac{-5 \pm \sqrt{25-4(3)(1)} }{2(3)}$
Evaluate Multiplication: $\frac{-5 \pm \sqrt{25-12} }{6}$
Evaluate Subtraction: $\frac{-5 \pm \sqrt{13} }{6}$

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2 years ago

Sandy is helping her uncle at this coffee shop. She observes that, when ordering coffee, 13 of customers select chocolate flavor

otez555 [7]

Answer: The probability that 3 or more of the next 5 customers will order chocolate is 30%. 3/10

Sandy conducted her own experiment to answer this question. She observed what groups of 5 customers ordered. In her experiment, 30% of the time at least 3 of the customers ordered chocolate.

The fraction 30% is 3/10.

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Urgent~What type of angles are 1 and 5?

Kitty [74]

Corresponding angles ??

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