To find three equivalent fractions of a fraction, simply multiply the fraction by a common factor.
For example, multiple both the numerator and denominator of 9/7 by 2.
This will give you a fraction of 18/14, which is equivalent.
You can do this with any number you like to create three equivalent fractions.
The last one, d, 2/3 < g < 2
Answer: Multiplying 3x and -x we obtain A= -3x^2
See the attachment for answers and solving.
Sin 30 is equal to Cos 60, I hoped that helped u