03-02-2018
Mathematics

contestada

prove that siny tany +cosy=secy

Respuesta :

annastasia annastasia

03-02-2018

sinu x siny/cosy + cosy

= (sin^2 y + cos^2 y)/cosy

= 1/cosy

= secy

Answer Link

Otras preguntas

There are several principles behind in scientific explanations, including _______, which refers to using the fewest number of assumptions to reach a solution, _

Dave visiting an amusement park spots a mechanical bull ride. Dave watches several customers ride the mechanical bull, and he decides it looks like fun. He pays

European car company advertises that their car gers 9.4 Kilometers per liter of gasoline. Convert this figure to miles per galllon

Evaluate for f=3. 2f - f +7

I'm I right?????? because i think i am

Choose the kind of listening required for the following activity: assignment being given by teacher critical,purposeful, passive, appreciative.

Approximate the area between the xxx-axis and h(x) = \dfrac{1}{7-x}h(x)= 7−x 1 h, (, x, ), equals, start fraction, 1, divided by, 7, minus, x, end fraction fr

A normally distributed error term with mean of zero would Group of answer choices have values that are symmetric about the variance. allow more accurate modelin

There are many distinct characteristics that classify a market as Perfectly Competitive including: Very large number of firms Homogenous products Entry and exit

Giorgio Italian Market bought $8,000 worth of merchandise from Food Suppliers and signed a 90-day, 10% promissory note for the $8,000. Food Supplier's journal e