Question

use the suitable identity to find
$(y^{2} + \frac{3}{2})(y^{2} + \frac{3}{2}$)
​

Answer 1

Answer:

====>(a+b)² = a²+ b²+2ab= (a+b)(a+b)

=(y²+3/2)(y²+3/2)

=(y²+3/2)²

=(y²)²+(3/2)²+(2×3/2×y²)

=y⁴+9/4+3y²

=y⁴+3y²+9/4