Practice problem
The standard form for an expanded perfect square quadratic is which of the following?
ax2+2(a)(b)x+bax^2+2(a)(b)x+bax2+2(a)(b)x+b
ax2+(a)(b)x+b2ax^2+(a)(b)x+b^2ax2+(a)(b)x+b2
ax2+2(a)(b)+b2ax^2+2(a)(b)+b^2ax2+2(a)(b)+b2
a2x2+2(a)(b)x+b2a^2x^2+2(a)(b)x+b^2a2x2+2(a)(b)x+b2
Type a concept, like “slope” or “photosynthesis”.