Linear decreasing
I haven't learned this is class yet, but I had a bf that taught me this
20 is the gcf ofn40 and 60
<h3 /><h3>

</h3>
<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em>
A = 8i + 6j
b = 4i + 5j
ab = (8i + 6j)(4i + 5j)
ab = 8i(4i + 5j) + 6j(4i + 5j)
ab = 8i(4i) + 8i(5j) + 6j(4i) + 6j(5j)
ab = 32i² + 40ij + 24ij + 30j²
ab = 32i² + 64ij + 30j²
ab = <32, 30>
The answer is D.