Determine if the following is true: if sin^2x cos^2x=1, then sinx+cosx=1
1 answer:
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Answer:
<h2>A)x=3/2 y=½</h2>Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>- system of linear equation
- PEMDAS
- since y is equal to both equation therefore we can substitute the value of y into the other equation
let's figure out y
- substitute the got value of x into the second equation: y=3*3/2 -4
- simplify multiplication:9/2 -4
- simplify division:4.5-4
- substract:0.5 alternate form:y=½
Answer:
The area of a circle can be found using the formula
Step-by-step explanation: