Answer:
Step-by-step explanation:
p=2.4×10^5.
q=3.7×10^5
pq = 2.4 * 10⁵ * 3.7 * 10⁵
= 2.4 * 3.7 *10⁽⁵⁺⁵⁾
= 8.88 * 10¹⁰
p + q = 2.4 * 10⁵ + 3.7 * 10⁵
= ( 2.4 + 3.7) * 10⁵
= 6.1 * 10⁵
[tex]y = \frac{pq}{p+q}\\\\ = \frac{8.88*10^{10}}{6.1*10^{5}}\\\\= 1.46 * 10^{10-5}\\= 1.46 * 10^{5}[/tex]
