Answer:
see explanation
Step-by-step explanation:
Using the trigonometric identity
• tan²x + 1 = sec²x
⇒ tan²x - sec²x = - 1
Thus the derivative reduces to
( - 1 ) = 0
Answer:
$27.70
Step-by-step explanation:
v=video games d=DVDs
7v + 4d =
7(2.3) + 4(2.9) = 27.7
FIND SALE PRICE
= $230 - ($230*20%)
= $230 - $46
= $184
OR
= $230 * (100%-20%)
= $230 * 80%
= $184
*use the method you're most comfortable with or that your teachers prefer
FIND TOTAL WITH TAX
= $184 + ($184 * 11.5%)
= $184 + $21.16
= $205.16
ANSWER: The shoes with discount and taxes cost $205.16.
Hope this helps! :)
Based on the information given the real interest rate is 1.75%.
Using this formula
Real interest rate =Nominal interest rate − Inflation rate
Where:
Nominal interest rate=4.00%
Inflation rate=2.25%
Let plug in the formula
Real interest rate=4.00%-2.25%
Real interest rate=1.75%
Inconclusion the real interest rate is 1.75%.
Learn more about real interest rate here:brainly.com/question/6106690
