मध्यम
यदि p(x) = 1x² + (0)x + (4), तो p(-1) ज्ञात कीजिए।
Explanation
Explanation
p(x) में x = -1 रखने पर: p(-1) = 1(-1)² + (0)(-1) + (4) = 1 + 0 + 4 = 5।
PRO TIP
Re-check your working by substituting the answer back into the original question.