Questions

If cos(A-B) - cos(A+B) = x, then the value of x is

In April 2017, diplomatic ties were re-established after 37 years between Cuba and _________.

How many constellations have been named?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The general consensus is that the millennial _____________ with taking pictures of everything stems from the tendency to over- share on social media, but it may also be a manifestation _______________ our relationship with an increasingly unstable present. When everything around you _______________ before you can register it, it is tempting to reach into your pocket for your smartphone, click away, and think about it later, even ___________ the subject is as simple as a slice of toast. The selfie may be narcissistic, but it is ___________ a self-portrait that anchors you to a time and place, be it your first holiday abroad or the nightclub you visit every weekend.

is that the millennial _____________ with taking pictures

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the marginal revenue is zero.

What does Trypsin do?

Contraction of heart is also known as

How many versions of each trait will be there in each child as per the rules for the inheritance of traits?